1. Which of the following numbers is rounded off Correctly to two significant figures?

Number

Rounded off to two

A

0.0176

0.018

B

0.0186

0.018

C

6340

6400

D

6470

6400

5. In diagram 2, PQR, PUS and QUT are straight lines.

Given is twice . Find the value of

A 48 C 68

B 52 D 78

2. If 0.00038 is written as in the standard form, find the value of m and of n.

A m= 3.8, n= -5 C m= 3.8, n= 4

B m= 3.8, n= -4 D m= 3.8, n= 5

3. Diagram 1 shows a solid metal cylinder.

It is given that 50 cylinders are melted to make 105 identical solid spheres. Calculate the volume, in , of each solid sphere. A C B D

6. In Diagram 3, PQRS are some of the vertices of a regular decagon with centre O.QRY is a straight line.

Find the value of A 21 C 51

B 25 D 72

4. =

A B D

7. In Diagram 4 ABCDEFGH is a regular octagon and GHI is a straight line.

Find the value of. A 25 C 45

B 35 D 55

9. In diagram 6, O is the center of a circle and KL=KM.

Find the value of .A 10 C 25

B 15 D 50

8. Diagram 5 shows a circle, QST,with center O. PQR is a tangent to the circle at Q. Find the value of

A 70 C 85

B 80 D 9510. In diagram 7, ABC and ADE are tangents to the circle BHFD.BGGF is a diameter of the circle.

Find the value of A 88 C 102

B 90 D 106

11. In Diagram 8, trapezium N is the image of trapezium M under an anticlockwise rotation of 90.

Which of the points, A, B, C or D, is the centre of the rotation?

13. In Diagram 9, PQ'R'S' is the image of PQRS Under an enlargement at centre P.Find the scale factor of the enlargement.A C B D 3

12. Diagram 8 shows five quadrilaterals, P, A, B, C and D, drawn on square grids.

Which of the quadrilaterals, A, B, C or Dis the image of quadrilateral P under an Enlargement?

14.

A C

B D

15. Express as a single fraction in its simplest form.

A C

B D

16.

A C

B D

17. Which of the following is not a quadratic equation?

A C

B D

22. Given

A C

B D

18. Express in the general form of a quadratic equation.A C

B D

23. Given, calculate the value of. A. 6 C.

B. 3 D.

19. Solve the equation

A C

B D

24. Given, calculate the value of v.

A. C. 2

B. D. 3

20.

A C

B D

25. Given, calculate the value of p.A. C 3B D 4

21. Given, express in terms of. A C

B D

26. Given that find the value of x and of y.A x = 3, y = -7 C x = 7, y = -3B x =3, y = 7 D x = 7, y = 3

350 cm

Radial=63 cm

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