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Mathematics2023

BECE · 36 questions · Answers included

36 questions

1

Write 0.01723 in standard form.

2

What is the value of 3 x 2 + 2 x - 7 when x = -3?

3

Find the image of the point S (-2,2) when it is reflected in the y -axis.

4

What is the actual bearing of S 25 o E ?

5

Given that m = b 2 - t , make t the subject.

6

Expand ( x - 2)( x + 4).

7

If n ( E ) = 15, n ( F ) = 20 and n ( E ∩ F ) = 6, find n ( E ∪ F ).

8

Tony shared 2 3 of his plot of land equally among his three sons. What fraction of the plot did each get?

9

Araba and Ama share 20 oranges in such a way that Ama receives 12 oranges. Find the ratio of Araba's share to that of Ama.

10

Solve: 3( x - 2) - x 3 + 6 > 0.

11

The stem and leaf plot shows the marks scored by students in a French test. Use the information to answer the question below .

12

The stem and leaf plot shows the marks scored by students in a French test. Use the information to answer the question below .

13

The stem and leaf plot shows the marks scored by students in a French test. Use the information to answer the question below .

14

Which of the following is an even prime number?

15

If 2 n - 5 = 1 2 n , find the value of n .

16

Find the simple interest on GH₵ 350.00 for 4 years at 5% per annum.

17

A straight line passes through the points P (-5,-3) and Q (-4,-7). Find the gradient of the line PQ .

18

Given that 1 kilometre = 5 8 mile, what is 240 miles in kilometres?

19

John walks for 22 1 2 minutes and runs 7 1 2 minutes to school. What percentage of the total time does he spend walking?

20

Kobby is 5 years older than his brother. If Kobby is 13 years old, how old is his brother?

21

Find the rule for the mapping:

22

Arrange the following numbers in ascending order: 9 5 ,1.88, 15 8

23

Simplify: ( x - 1) 2 - 1.

24

A bag contains 20 oranges of which 6 are bad. Find the probability of picking a good orange from the bag.

27

Simplify: ( 1 1 2 - 5 6 ) x 9 10 .

28

Factorize 2 pq + 6 p -6 q - 18.

31

A man can take 12 hours to do a piece of work. How long will it take 6 men working at the same rate to do the work?

32

Convert 12.03 metres to centimetres.

33

A quadrilateral with one pair of opposite sides parallel is called

34

A book was sold for GH₵ 48.00 at a profit of 20%. Find the cost price.

35

Find the vector which translate the point (2,6) to (5,4).

36

Cement and sand were mixed in the ratio 2:5. How many kilograms of cement was contained in the 35 kg of the mixture?

37

Which of the following is not an integer?

38

Simplify: 5 7 x 5 -4 5 3 .

39

The height of a cylinder is 5 cm and the radius 7 cm. Find the volume of the cylinder.

40

If q = ( -2 3 ) and r = ( 3 -2 ) , find q - r .