tnpsc time and work si ci class test 31-10-2014

8/10/2019 Tnpsc Time and Work Si Ci Class Test 31-10-2014

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RADIAN IAS ACADEMY CHENNAI - 9840400825 MADURAI - 9840433955, For other branches visit www.radiannews.pbworks.com ( 1 )

711 EVR Road,Opp. Anna Arch,Arumbakkam,CHENNAI-600106. 165 North Veli St,Simmakkal,MADURAI-1 [email protected]

1) A can do 3/5 th of the work in 54 days,B can do 2/3 of the work in 20 days. Ifboth worked together, then the work willbe over in ____ days? / A 5

54 . 2/3 B 20 . ____ .

a) 20 b) 25 c) 25 d) None(Hint : So A can take (5/3)x54 days tofinish the complete work, similarly for B.)2) If 40 people dig 50 trenches in 12

days, how long will 60 people take todig 100 trenches? /

40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)

3) Certain men can finish a job in 24 days,had there been 4 men more, then thework will be over in 8 days less. Howmany men were there originally? 24 . 4 8 . ?

a) 8 b) 10 c) 12 d) 15(Hint : M1D1=M2D2)

4) Antony is twice as good as Raju,together they finish the work in 4 days.In how many days can Raju alone dothe same work? / , .

4 . .

a) 6 b) 8 c) 10 d) 12

(Hint: Raju will take twice the numberof days than Antony. /

)

5) A,B and C respectively take 12, 15, 20days to finish a piece of work. Theyworked together and B receivedRs.680 as wages what is the wage ofC / A, B, C 12, 15 20 . ,'B' .680 'C' ?

a) 1020 b) 680 c) 510 d) 920(Hint : A, B and C share their wages inthe ratio 1/12 : 1/15 : 1/20 )

6) A and B together can do a piece ofwork in 8 days. A alone can do it in 12days. In how many days can B do italone? / A, B 8 . A 12 B ? a) 10 b) 15 c) 18 d) 24[Hint: (A+B)s one day work As oneday work.]

7) A can do a work in 21 days, B is 40%more efficient than A. The number ofdays required for B to finish the samework alone is

A 21. B A 40%

B ?

A) 10 B) 12 C) 15 D) 18(Hint: In Efficiency A = (1 + 40/100)B andnote that B takes more number of daysthan A)

TNPSC PTITUDE CLASS TEST TIME&WORK SI&CI OCTOBER - 2014


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8) A can do a job in 20 Days, and B cando the same job in 25 days. Bothworked together for 10 Days then A leftin how many more days B alone can dothe remaining job? A 20 .

B 25 . 10 . A . B ?

A) 2 B) 2 C) 4 D) 4 (Hint : Use LCM method to solve thissum)

9) A sum of money invested at compoundinterest amounts in 3 years to Rs.2,400 and in 4 years to Rs. 2,520.Theinterest rate per annum is 3

2,400 , 4 2,520

?

A) 5% B) 6% C) 8% D) 10%10) A sum compounded annually

becomes 25/16 times of it self in 2years. Find the rate of interest?

2 25/16

? A) 4% B) 5% C) 20% D) 25%

11) If a principal under simple interestdoubles in 7 years, the rate of interestis / 7

?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %

12) A sum of money amounts to Rs.5,200 in 5 years and to Rs 5,680 in 7years at Simple interest the rate ofinterest Per annum is 5

5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%

13) A sum of money at simple interesttrebles of itself in 10 years .It willbecome 5 times of itself in 15

5

. A) 20 years B) 25 yearsC) 30 years D) 40 years

14) A sum of money at compoundinterest doubles itself in 7 years. It willbecome 8 times of itself in 7

8 .

A) 21 years B) 28 yearsC) 42 years D) 56 years

15) A borrows Rs. 80,000 at the rate of12% Per annum Simple interest and Bborrows Rs. 91,000 at the rate od 10%per annum, simple interest. In how

many years will their amounts of debtbe equal? A 12

80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


3/399



1) A can do 3/5 th of the work in 54 days,B can do 2/3 of the work in 20 days. Ifboth worked together, then the work willbe over in ____ days? / A 5 54 . 2/3 B 20 . ____ .



40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)


a) 8 b) 10 c) 12 d) 15(Hint : M1D1=M2D2)4) Antony is twice as good as Raju,

together they finish the work in 4 days.In how many days can Raju alone dothe same work? / , . 4 . .

a) 6 b) 8 c) 10 d) 12


)

5) A, B and C respectively take 12, 15, 20days to finish a piece of work. Theyworked together and B receivedRs.680 as wages what is the wage ofC / A, B, C 12, 15 20 . ,'B' .680 'C' ?




A 21. B A 40%

B ?

A) 10 B) 12 C) 15 D) 18

(Hint: In Efficiency A = (1 + 40/100)B andnote that B takes more number of daysthan A)



4/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


5/399




54 . 2/3 B 20 . ____ .



40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)


a) 8 b) 10 c) 12 d) 15(Hint : M1D1=M2D2)


4 . .

a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?




6/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


7/399






40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)




a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?

A) 10 B) 12 C) 15 D) 18




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B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


9/399




54 . 2/3 B 20 . ____ .



40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)


a) 8 b) 10 c) 12 d) 15(Hint : M1D1=M2D2)


4 . .

a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?




10/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


11/399






40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)




a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?

A) 10 B) 12 C) 15 D) 18




12/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


13/399




54 . 2/3 B 20 . ____ .



40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)


a) 8 b) 10 c) 12 d) 15(Hint : M1D1=M2D2)


4 . .

a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?




14/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


15/399






40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)




a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?

A) 10 B) 12 C) 15 D) 18




16/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


17/399




54 . 2/3 B 20 . ____ .



40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)


a) 8 b) 10 c) 12 d) 15(Hint : M1D1=M2D2)


4 . .

a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?




18/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


19/399






40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)




a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?

A) 10 B) 12 C) 15 D) 18




20/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


21/399




54 . 2/3 B 20 . ____ .



40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)


a) 8 b) 10 c) 12 d) 15(Hint : M1D1=M2D2)


4 . .

a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?




22/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


23/399






40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)




a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?

A) 10 B) 12 C) 15 D) 18




24/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


25/399




54 . 2/3 B 20 . ____ .



40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)


a) 8 b) 10 c) 12 d) 15(Hint : M1D1=M2D2)


4 . .

a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?




26/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


27/399






40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)




a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?

A) 10 B) 12 C) 15 D) 18




28/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


29/399




54 . 2/3 B 20 . ____ .



40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)


a) 8 b) 10 c) 12 d) 15(Hint : M1D1=M2D2)


4 . .

a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?




30/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


31/399






40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)




a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?

A) 10 B) 12 C) 15 D) 18




32/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


33/399




54 . 2/3 B 20 . ____ .



40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)


a) 8 b) 10 c) 12 d) 15(Hint : M1D1=M2D2)


4 . .

a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?




34/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


35/399






40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)




a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?

A) 10 B) 12 C) 15 D) 18




36/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


37/399




54 . 2/3 B 20 . ____ .



40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)


a) 8 b) 10 c) 12 d) 15(Hint : M1D1=M2D2)


4 . .

a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?




38/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


39/399






40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)




a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?

A) 10 B) 12 C) 15 D) 18




40/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

C) 12 % D) 11 1/9 %


5,200 , 7 5,680

/ A) 4% B) 5% C) 6% D) 8%


5



8 .




80,000 , B 10%

91,000 . ?

A) 20 B) 22 C) 24 D) 25

ALL THE VERY BEST


41/399




54 . 2/3 B 20 . ____ .



40 , 12 50 60 100 ?

a) 10 b) 18 c) 16 d) 14(Hint : M1D1 /W 1=M2D2 /W 2)


a) 8 b) 10 c) 12 d) 15(Hint : M1D1=M2D2)


4 . .

a) 6 b) 8 c) 10 d) 12


)





A 21. B A 40%

B ?




42/399




B 25 . 10 . A . B ?



2,400 , 4 2,520

?



2 25/16

? A) 4% B) 5% C) 20% D) 25%


?

A) 16 2/3 % B) 14 2/7 %

tnpsc time and work si ci class test 31-10-2014

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