Core Maths 26
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Question 1 of 20
1. Question
A tank contains 400 litres of water. If 100 litres is used, what percentage is left?
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Question 2 of 20
2. Question
Find the image of 3 under the mapping, x → 10 – 2x
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Question 3 of 20
3. Question
If 2x = 5(x – 2) + 7, find the value of x
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Question 4 of 20
4. Question
A box contains 30 identical balls of which 16 are white and the rest yellow. If a girl picks a ball at random from the box, what is the probability that it is a yellow ball?
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Question 5 of 20
5. Question
Eric sold his house through an agent who charged 8 % commission on the selling price. If Eric received $117,760.00 after the sale, what was the selling price of the house?
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Question 6 of 20
6. Question
The marks of eight students in a test are:
10,4,5,3,14,13,16 and 7. Find the range
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Question 7 of 20
7. Question
Kojo is 20% heavier than Afua. If Kojo weighs 6 kg, what is Afua’s weight?
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Question 8 of 20
8. Question
Find the equation of a straight line passing through the point (1, -5) and having gradient of ¾.
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Question 9 of 20
9. Question
The foot of a ladder is 6 m from the base of an electric pole. The top of the ladder rests against the pole at a point 8 m above the ground How long is the ladder.
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Question 10 of 20
10. Question
From the top of a vertical cliff 20 m high, a boat at sea can be sighted 75 m away and on the same horizontal position as the foot of the chit. Calculate, correct to the nearest degree, the angle of depression of the boat from the top of the cliff.
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Question 11 of 20
11. Question
Given the points S(5, -2) and T(3, 2), calculate the gradient of the line ST.
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Question 12 of 20
12. Question
Kofi invested GH¢ 150,000 at 2.5% per annum simple interest. How long will it take this amount to yield an interest of GH¢11,250.00?
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Question 13 of 20
13. Question
Express 3.75 as a mixed fraction.
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Question 14 of 20
14. Question
Esi went to the market and bought 500 g of meat, 850 g of fish and 900 g of eggs. What is the total weight of the items she bought in kilograms?
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Question 15 of 20
15. Question
A printing machine prints 600 books in 3 hours. How many books will the machine print in 5 hours?
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Question 16 of 20
16. Question
A box contains 5 red, 6 green and 7 yellow pencils of the same size. What is the probability of picking a green pencil at random?
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Question 17 of 20
17. Question
The bearing of Atoru from Busase is 275°. What is the bearing of Busase from Atoru?
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Question 18 of 20
18. Question
In a class of 24 pupils, 10 study French only and 8 study English only. If each pupil studies at least one of the two subjects, how many study English?
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Question 19 of 20
19. Question
Convert 84 to a base five numeral.
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Question 20 of 20
20. Question
Find the least number that must be added to 308 to make it divisible by 19.
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