Mathematics Assessment Year 8

y is directly proportional to x, y=6 when x=2, find formula connecting y and x?

• y= x/12

• y= x/3

• y= 3x

• y= 4x

In a class there are 20 blue balls and 15 green. The ratio of blue ball to green balls is:

• 4 : 3

• 3 : 4

• 4 : 5

• none of the above

Find the simple interest of ₦4000 for 2 years at 5% per annum

• ₦100

• ₦300

• ₦200

• ₦400

If 2:3 is expressed in the form x:12, find the value of x?

• 5

• 6

• 7

• 8

Calculate the area of a circle with radius 7m. (take ⫪ = 227 )

• 145m2

• 154m2

• 415m2

• 514m2

Two boys share 35 notebooks in the ratio 2:3, how many notebooks does each get?

• 14,21

• 21,14

• 15,20

• 12,22

Two numbers are in the ratio 7 : 9. If the sum of the numbers is 112, then the larger number is

• 49

• 72

• 63

• 42

On factorising 14py + 35pyr, we get

• py(14+35r)

• p(14y+35yr)

• y(14p+35pr)

• 7py(2+5r)

Calculate the area of a circle with radius 7m. (take ⫪ = 227 )

• A. 145m2

• B. 154m2

• C. 415m2

• D. 514m2

How much interest does ₦400 make in 5years at 7% per annum?

• A. ₦35.00

• B. ₦140.00

• C. ₦120.00

• D. ₦70.00