a quiz about problem solving. you are to work in groups. every member of the group has to think. you...
TRANSCRIPT
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A Quiz about
Problem Solving
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You are to work in groups.
•Every member of the group has to think.
•You are to help each other.•Share ideas and solutions. •Decide who is going to write. •Choose a member who is going
to say and explain the answer.
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1. Paul has eight marbles, Robert has four marbles and Matthew has nine. How many marbles do they have altogether?
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2. In the half yearly exam
Stephanie got 24 marks, but in the annual exam she
doubles her mark. What was her result in the annual exam?
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3. A boy left home at 8:10 and arrived at school 15 minutes later. At what time did he arrive at
school?
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4. Rita’s hobby is collecting stamps, at present she has
650 stamps. How many more does she need to
have 1,000 stamps?
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5. The price of a toy car was €3.46. In a sale the price was discounted by
67c. What is the new price of the toy?
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6. A boy has €1.63 in his money box. His
grandmother gives him 55c. How much money
does he have now?
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7. What number am I thinking of?
It is an odd number. It is in the x5 table. Its digits add up to
6.
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8. David started drawing at half past five and finished at ten minutes to six. How
many minutes did he spend on his drawing?
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9. Susan, Alice and Doris have 17 beads between them. Susan has six beads, Alice has five. How many beads does Doris have?
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10. I am thinking of a number that
when multiplied by 4, the result is 32. What is the number?
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11. A 48 year old man is twice as old as his son and three times as old as his
daughter. How old are his son and daughter
together?
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12. Amy had 400 pictures. She decided to keep 150 for herself and share the rest equally among her 5 cousins. How many pictures did each of his cousins receive?
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13. For a school outing there were 150 children. The headmaster decided to order a number of buses to carry the students, each carrying 30 students. How many buses did he need for the school outing?
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14. How many mini buses are needed to carry 65
students, if each mini bus carries 6 students?
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15. Peter had 225 stickers which he
had in mind to subdivide
amongst his 5 friends. How
much did each of his friends receive?
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16. In a school one-day, pupils were given 30ml of milk each to drink. 3 litres of milk were used. How many pupils were present on that day?
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17. An engine uses a 100ml of oil every day. How
many litres of oil it uses in four weeks, if the engine is not used on Saturdays and
Sundays?
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18. A zoo opens its doors on weekdays at 8.30am up to 12.30pm and then it reopens again from 2.15pm up to 4.45pm. For how long does this zoo remain open on a weekday?
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19. The difference between two numbers is 12. The smaller number is 19. What is the greater number?
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20. In a small village school there are 12 classes with the following
pupils: 4 classes with 30 students, 4 classes with 25 and 4
classes with 20. How many students attend this school?
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21. A bus can carry 30 people. How many people
can travel on 3 buses?
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22. John can solve 1 sum in 5 minutes. How long does he take to work out 12 sums?
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23. In a school the prize day concert starts at 10.30am. It will be over by 12.15pm. How long is the concert?
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24. 5 boxes weigh: 1.650kg, 2976g, 2kg, 5kg, 1023g.
a) What is the total weight of the 5 boxes?
b) What is the difference in weight between the heaviest and the lightest box?
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I hope that you enjoyed the quiz!
Well done kids!