First Term General Mathematics Examination for Primary 5

Examination on General Mathematics
Class: Primary 5
Term: First Term
Time: 1 Hour
Total Marks: 70

SECTION A: OBJECTIVES (40 Marks)
Instruction: Answer all questions.

1. ________ is the smallest prime number. (a) 0 (b) 1 (c) 2 (d) 3
2. A fraction where the numerator is smaller than the denominator is called a ________ fraction. (a) improper (b) proper (c) mixed (d) unit
3. When we compare two or more quantities of the same kind, it is called ________. (a) fraction (b) percentage (c) ratio (d) addition
4. Which of the following numbers is a prime number? (a) 4 (b) 9 (c) 13 (d) 15
5. All of these statements about multiplication are true except ________. (a) Multiplying any number by 1 gives the number itself (b) Multiplying any number by 0 gives 0 (c) The product of two numbers is always larger than the numbers (d) 5 x 1 = 5
6. Which of these is NOT a multiple of 8? (a) 16 (b) 24 (c) 32 (d) 42
7. When solving word problems involving total quantities, the main operation used is ________. (a) subtraction (b) multiplication (c) addition (d) division
8. The correct step to convert 0.75 to a percentage is to multiply by ________. (a) 10 (b) 100 (c) 1000 (d) 0.1
9. Which of these is not a component of a mixed fraction? (a) Whole number (b) Numerator (c) Denominator (d) Percentage
10. What is the value of ‘x’ in the open sentence: x + 15 = 40? (a) 20 (b) 25 (c) 30 (d) 55
11. What is 1/2 of 24? (a) 6 (b) 12 (c) 18 (d) 48
12. Divide 4.5 by 10. (a) 45 (b) 0.45 (c) 4.50 (d) 450
13. Find the square of 9. (a) 3 (b) 18 (c) 81 (d) 90
14. Convert 3/4 to a decimal. (a) 0.34 (b) 0.75 (c) 0.43 (d) 0.25
15. If N600 is shared between John and Mary in the ratio 2:1, how much does John get? (a) N200 (b) N300 (c) N400 (d) N600
16. Express 12 as a product of its prime factors. (a) 2 x 6 (b) 3 x 4 (c) 2 x 2 x 3 (d) 1 x 12
17. Using a number line, what is 5 + (-3)? (a) 8 (b) 2 (c) -2 (d) -8
18. Convert 40% to a decimal. (a) 4.0 (b) 0.04 (c) 0.4 (d) 40.0
19. Subtract 2 1/4 from 5 3/4. (a) 3 1/2 (b) 3 1/4 (c) 2 1/2 (d) 2 1/4
20. Add 1,234,567 and 876,543. (a) 2,111,110 (b) 2,111,100 (c) 2,110,110 (d) 2,100,110

SECTION B: THEORY (30 Marks)
Instruction: Answer any THREE questions.

1. (a) Write the number ‘Two million, five hundred and ten thousand, four hundred and five’ in figures. (2 marks)
(b) Express 36 as a product of its prime factors. (3 marks)
(c) Explain what a ratio is, giving one example. (3 marks)
(d) Identify all the prime numbers less than 10. (2 marks)

2. (a) Convert 3/5 to a decimal. (2 marks)
(b) Convert 0.65 to a percentage. (3 marks)
(c) Multiply 3/4 by 2/5. (3 marks)
(d) Explain the relationship between fractions and ratios. (2 marks)

3. (a) A farmer harvested 1,560 yams on Monday and 2,345 yams on Tuesday. How many yams did he harvest in total? (2 marks)
(b) Subtract 3 1/3 from 7 2/3. (3 marks)
(c) Find the multiples of 7 up to 50. (3 marks)
(d) Multiply 2.5 by 0.3. (2 marks)

4. (a) Solve for ‘y’ in the open sentence: y – 25 = 70. (2 marks)
(b) Find the square root of 625. (3 marks)
(c) Divide 75.3 by 100. (3 marks)
(d) Use a number line to show the addition of 4 + (-2). (2 marks)

Objective Marking Scheme

Question 1 – ✅ (c) 2
Question 2 – ✅ (b) proper
Question 3 – ✅ (c) ratio
Question 4 – ✅ (c) 13
Question 5 – ✅ (c) The product of two numbers is always larger than the numbers
Question 6 – ✅ (d) 42
Question 7 – ✅ (c) addition
Question 8 – ✅ (b) 100
Question 9 – ✅ (d) Percentage
Question 10 – ✅ (b) 25
Question 11 – ✅ (b) 12
Question 12 – ✅ (b) 0.45
Question 13 – ✅ (c) 81
Question 14 – ✅ (b) 0.75
Question 15 – ✅ (c) N400
Question 16 – ✅ (c) 2 x 2 x 3
Question 17 – ✅ (b) 2
Question 18 – ✅ (c) 0.4
Question 19 – ✅ (a) 3 1/2
Question 20 – ✅ (a) 2,111,110