Mathematics Quiz

In the following even pattern 12,10, 8, 6,... , what is the next number?

• 4

• 5

• 6

• 7

What is the following pattern and what will be the next number?

• 50

• 60

• 70

• 80

Expand each of the following algebraic expressions.

• k²−5

• 2k²−5k

• k²−5k

• 2k−5k

5p2+2(p2−4)=?

• 3p2+8

• 3p2−8

• 7p2−4

• 7p2−8

Express m as the subject of the formula 10=m−2n.

• 5 +2n

• 5−2n

• 10+2n

• 10−2n

In Diagram 1, state the number of sides of the following diagram.

• 5

• 6

• 7

• 9

Solve each of the following problems. Calculate the value of x +y in the following Diagram 2.

• 66°

• 78°

• 100°

• 112°

Diagram 3 shows a circle with a radius of 10 cm. Given the length of OT is 6 cm. Calculate the length, in cm, of STU.

• 8 cm

• 10 cm

• 12 cm

• 16 cm

Find the area of a circle with a radius of 6.5cm. Give your answer to two decimal places.

• 20.42 cm2

• 42.25 cm2

• 132.75 cm2

• 417.10 cm2

The following three-dimensional shapes that have curved surfaces.

• Prism

• Cone

• Cube

• Pyramid