First Term Examination Mathematics JSS 1 JSS 2 JSS 3 Exam Questions

 

 

MATHEMATICS

FIRST TERM EXAMINATION

JUNIOR SECONDARY SCHOOL

JSS 1 JSS 2 JSS 3 EXAM QUESTIONS

 

 

JSS 1 MATHEMATICS EXAM QUESTIONS

Section A – Objective Questions

Instruction – Choose the correct options lettered A – D. 

1. Which of these is a decimal number?

(a) 3042

(b) 101.5

(c) 2019

(d) 111

 

2. 13.6 x 10² in standard form is ________.

(a) 13.6 x 10³

(b) 136 x 10³

(c) 1.36 x 10³

(d) 1.36 x 10¹

 

3. The square root of 169 is ________.

(a) ± 13

(b) ± 12

(c) ± 9

(d) ± 18

 

4. Write in figure, three hundred and thirty three thousand, four hundred and thirty three.

(a) 333 433

(b) 333 423

(c) 333 400 033

(d) 300 033 433

 

5. ________ is an equivalent fraction of 2/3.

(a) 6/9

(b) 9/12

(c) 18/24

(d) 4/9

 

 

6. The L.C.M of 3 and 5 is ________.

(a) 12

(b) 30

(c) 15

(d) 36

 

7. Add up 1012, 24, 202 and 6.

(a) 1200

(b) 1024

(c) 1209

(d) 1244

 

8. 1/9 + 1/4 = ________.

(a) 2/12

(b) 9/36

(c) 13/36

(d) 14/36

 

9. We have ________ types of fraction.

(a) 2

(b) 3

(c) 4

(d) 5

 

10. Which of these is a fraction?

(a) 1/2

(b) 3.2

(c) 100

(d) 76

 

11. Which is greater? 2/3 or 1/2?

(a) 2/3

(b) 1/2

(c) 1/4

(d) 3/6

 

 

12. The place value of 8 in 813 004 is ________.

(a) hundreds

(b) tens

(c) ten thousand

(d) hundred thousand

 

13. A chair is 7 m and it is estimated by a boy as 6.5 m. What is the error?

(a) 13.5 m

(b) 0.5 m

(c) 0.05 m

(d) 5 m

 

14. Complete the box for the following equivalent fraction, 3/5 = ?/15= ?/25.

Answer key – 3/5 = 9/15 = 15/25

 

15. Express 84/9 as an improper fraction.

(a) 7 1/3

(b) 9 1/3

(c) 1 1/3

(d) 3 1/3

 

16. Express 243 as a Roman numeral.

(a) CLXIII

(b) CCXLIII

(c) XCCLIII

(d) CCIVIII

 

17. The lowest common denominator of 2/3, 4/5, 5/6 is ________.

(a) 15

(b) 30

(c) 50

(d) 900

 

 

18. Four pages of a 16 – page newspaper are missing, the percentage missing is ________.

(a) 1/4

(b) 4

(c) 25

(d) 75

 

19. 3/5 of 5/8 is ________.

(a) 1/5

(b) 1/3

(c) 9/25

(d) 3/8

 

20. Reduce 48/60 to its lowest term.

(a) 24/30

(b) 1/30

(c) 4/5

(d) 12/15

 

 

Section B – Theory

Instruction – Answer four (4) questions only in this section. 

QUESTION 1

A. Simplify:

I. 2 3/4- 5 1/8 –  3 1/2

II. 4 3/8 x 4/25

III. 3 1/9 ÷ 11 2/3

IV. 5/6 ÷ 2/3

 

B. Express as improper fraction.

I. 68/20

II. 99/11

III. 39/14

IV. 69/11

 

QUESTION 2

A. Express in digits only.

I. 4.2 million

II. 2 billion

III. 61/2 million

 

 

B. Find the L.C.M of the following:

I. 7, 8 and 12

II. 4, 5, 6 and 9

 

QUESTION 3

A. What is the difference between 43/8 and 31/12?

B. What is the sum of 17/12 and 35/8

C. Find the missing numbers.

I. 18/27 = 3/?

II. 48/100 = 12/?

 

QUESTION 4

4. Find the H.C.F. of the following:

A. 12, 36 and 48

B. 16, 32 and 48

C. 100, 300 and 500

 

QUESTION 5

A. Solve

I. 13/8 ÷ 33/16

II. 2/8 of 32

III. 15/16 ÷ 3/4

 

B. Change to Decimal.

I. 3/8

II. 4/5

III. 5/12

 

 

JSS 2 MATHEMATICS EXAM QUESTIONS

Section A – Objective Questions

Instruction – Choose the correct options lettered A – D. 

1. What is the place value of 2 in 1 205?

(a) Unit

(b) Ten

(c) Hundred

(d) hundredth

 

 

2. Add up 1011, 2012 and 438.

(a) 3015

(b) 3461

(c) 3643

(d) 3018

 

3. The number of minutes in 3/2 hours is ________.

(a) 90

(b) 30

(c) 75

(d) 45

 

4. If 51/7 is expressed as an improper fraction, its numerator will be ________.

(a) 2

(b) 1

(c) 7

(d) 49

 

5. 4/25 expressed as a percentage is ________.

(a) 12%

(b) 61/4%

(c) 14%

(d) 16%

 

6. The value of 3 in 24.635 is ________.

(a) 3 hundredth

(b) 3 hundred

(c) 3 tenth

(d) 3 ten

 

7. The Roman number CXCIV represents the number ________.

(a) 196

(b) 194

(c) 214

(d) 216

 

 

8. 16.93 to the nearest whole number is ________.

(a) 17

(b) 16.9

(c) 16.0

(d) 17.93

 

9. The square root of 225 is ________.

(a) ± 15

(b) ± 12

(c) ± 45

(d) ± 17

 

10. 0.085 in standard form is ________.

(a) 8.5 x 10¯²

(b) 8.5 x 10²

(c) 8.5 x 10³

(d) 8.5 x 10¯³

 

11. Which is greater? 34 or 24

(a) 34

(b) 24

(c) both

(d) none

 

12. – 2x(a) is simplified as ________.

(a) – 18

(b) 2a

(c) – 2a

(d) – 2ax

 

13. 0.25 as percentage is expressed as ________.

(a) 4%

(b) 25%

(c) 250%

(d) 100%

 

 

14. The H.C.F of 12x²y² and 4xy² is ________.

(a) 4xy

(b) 4x²y²

(c) 4xy²

(d) 4x²y

 

15. 9.560673 to 4 decimal places is ________.

(a) 9.56

(b) 9.5607

(c) 10

(d) 9.561

 

16. 45/125 to its lowest form is ________.

(a) 9/25

(b) 1/25

(c) 12/25

(d) 5/15

 

17. Which of these is not a prime number? 17, 21, 23 and 5.

(a) 17

(b) 21

(c) 23

(d) 5

 

18. 2(4x – y) is simplified as ________.

(a) 24xy

(b) 8x – 2y

(c) 8x – y

(d) 16x – y

 

19. 16a + 8b – 3a – 9b is simplified as ________.

(a) 19a – 17b

(b) 13a – b

(c) 13a + b

(d) 13a + 1b

 

 

20. (+1) + (+8) is given as ________.

(a) + 9

(b) + 7

(c) – 7

(d) – 9

 

 

Section B – Theory

Instruction – Answer four (4) questions only in this section. 

QUESTION 1

A. Simplify

I. (- 3) x (- 4)

II. (- 8 ) x (+ 5)

III. (+ 20) ÷ (- 10)

IV. (- 8) x (+ 5) – 10

 

B. Express in standard form.

I. 0.000531

II. 2 456

 

QUESTION 2

A. Find the L.C.M and H.C.F of

I. 60, 108 and 156

II. 45 and 105

 

B. Use division method to find the square root of,

I. 540

II. 225

III. 9216

 

QUESTION 3

A. Express as fraction.

I. 45%

II. 0.025

III. 65%

IV. 1.05

 

 

B. Approximate 23.6709 to,

I. 1 d.p.

II. 2 d.p.

II. 1 s.f.

 

C. Approximate to nearest whole number and nearest tenth.

I. 2.053

II. 13.125

III. 0.605

IV. 12.035

 

QUESTION 4

4. Simplify:

A. 28/(- 4)

B. (- 6x) ÷ (- 2)

C. 3a(- 7b)

D. (10 + 3t)(- 7t)

 

QUESTION 5

5. Expand:

A. (m + 2n)(m + 3n)

B. (p + 2q)²

 

 

JSS 3 MATHEMATICS EXAM QUESTIONS

Section A – Objective Questions

Instruction – Choose the correct options lettered A – D. 

1. 65 base three in base ten is given as ________.

(a) 23 ten

(b) 18 ten

(c) 18 three

(d) 20 ten

 

2. 2(3y + 11t) is simplified as ________.

(a) 6y + 22t

(b) y + 9t

(c) 5y + 13t

(d) 6y – 22t

 

 

3. 1321 four + 212 four + 201 four equals ________.

(a) 1321 four

(b) 715 four

(c) 733 four

(d) 4312 four

 

4. Add 111 two to 101 two

(a) 1101 two

(b) 1100 two

(c) 1001 two

(d) 1011 two

 

5. Subtract 6547 base eight from 7502 base eight

(a) 1321 base 8

(b) 7732 base 8

(c) 0733 base 8

(d) 1409 base 8

 

6. 0.0052 to standard form is ________.

(a) 5.2 x 10³

(b) 5.2 x 10¯³

(c) 5.2 x 10³

(d) 0.052 x 10¯³

 

7. Expand 2x – (y + z).

(a) 2x – y + z

(b) 2x + y – z

(c) 2x – y – z

(d) 2x + y + z

 

8. (5a – 2)/4 + (3a -7)/4 is simplified as ________.

(a) a/4

(b) (8a + 9)/4

(c) (8a – 9)/4

(d) 17a/4

 

 

9. 0.0035 to three decimal place is ________.

(a) 0.002

(b) 0.005

(c) 0.003

(d) 0.004

 

10. 2/5(2x – 3) – 3/4(3x – 2) is simplified as ________.

(a) (12 + 6x)/20[(2x – 3)(3x – 2)]

(b) (29 – 6x)/20[(2x – 3)(3x – 2)]

(c) (11x + 12)/20[(2x – 3)(3x – 2)]

(d) (15x – 1)/20[(2x – 3)(3x – 2)]

 

11. 3.78 x 10¯1 in ordinary form is ________.

(a) 0.378

(b) 37.8

(c) 378

(d) 3.78

 

12. Express 38 as a number in base two.

(a) 100111 two

(b) 01110111 two

(c) 101101 two

(d) 100110 two

 

13. What number must be multiplied by – 5 to make 1/10?

(a) – 0.02

(b) 0.2

(c) 50

(d) – 50

 

14. Divide 100001 two by 11 two.

(a) 1110 base 2

(b) 1101 base 2

(c) 1001 base 2

(d) 1011 base 2 

 

 

15. Express 2103 base 3 in base 10.

(a) 46

(b) 54

(c) 63

(d) 66

(e) 64

 

16. Simplify 165 – (140 – 125) – 80 – 60.

(a) – 10

(b) 10

(c) 12

(d) 15

 

17. Calculate 4/5 x 157 – 4/5 x 87

(a) 194

(b) – 46

(c) 50

(d) 56

 

18. What number divided by – 50 gives 12?

(a) – 4

(b) 2

(c) 0.25

(d) – 600

 

19. Simplify 1/6 (m – 1) – 1/8(m + 1)

(a) (7 – m)/24(m² + 1)

(b) (m + 7)/24(m² – 1)

(c) (7 + m)/24(m² + 1)

(d) (7 – m)/24(m² – 1)

 

20. Find the product of 10011 two and 11 two.

(a) 111111 two

(b) 10011 two

(c) 111001 two

(d) 110111 two

 

 

Section B – Theory

Instruction – Answer four (4) questions only in this section. 

QUESTION 1

A. Convert 40125 to base eight.

B. Convert to base ten,

I. 1001101 two

II. 3526 eight

III. 101.011 two

 

QUESTION 2

2. Simplify:

I. 2x – 3 + x + 5

II. (2x – 3y – 5) – (2x + 3y + 7)

III. 1/4(3x + 1) – 1/8(4x – 3)

 

QUESTION 3

A. A man invested #120 000 at 5% per annum simple interest. How long will it take before the amount equals #150 000?

B. It takes 8 students five hours to pick 250kg of fruits. How long will it take 10 students to pick same 250kg of fruit.

 

QUESTION 4

A. ₦25,000 is invested at 53/4% per annum compound interest.

Calculate,

I. amount after 3 years.

II. compound interest

B. Evaluate the product of 0.19 and 0.054,leave your answer to 2 s.f

 

QUESTION 5

A. A woman bought an item costing ₦5,000. The ratio of depreciation is 12% per annual. What is the value of the item after 3 years?

B. Fill in the missing number.

? ? ? ?

– 2 3 2 1

___________

1 3 2 1 four