# Second Term Examination Mathematics Basic 9 (JSS 3) – Exam Questions

### JUNIOR SECONDARY SCHOOL – JSS 3

SECTION A

OBJECTIVE QUESTIONS

1. In the expansion of (2a – 5)², the coefficient of a is ____________.

a. 4

b. 3

c. 2

d. 1

2. Write 20.5 x 10^5 in a standard form

a. 2.05 x 10^1

b. 2.05 x 10^-2

c. 2.05 x 10-^4

d. 2.05 x 10^-6

3. If x = 7, evaluate 6 + x – 2x

a. 1

b. 0

c. -1

d. 27

4. Convert 410 to base two

a. 10two

b. 100two

c. 1000two

d. 10000two

5. A fair die has ____________ faces.

a. 2

b. 4

c. 6

d. 8

6. A triangle with unequal sides and angles is ____________.

a. equilateral

b. isosceles

c. scalene

d. right angle

7. Solve for x, if 2x + 5 = 9

a. 14

b. 7

c. 2

d .-2

8. If 24 = 2f + 3f + f, find f.

a. 8

b. 6

c. 4

d . 2

9. If 3/2 + x/3 = 11/6, find x

a. 4

b. 3

c. 2

d. 1

10. A crate of eggs contain 30 eggs, n of them are broken. How many eggs will remain?

a. (n- 30) eggs

b. (30 + n) eggs

c. (n – 30) eggs

d. 30n eggs

11. The distance measured round an object is called

b. perimeter

c. diameter

d. length

12. Simplify 28axy3 ÷ 7xy2

a. 4xy

b. 4axy

c. 4ax

d. 4ay

13. Round off the number 0.075 to 1 s.f.

a. 0.1

b. 0.7

c. 0.07

d. 0.08

14. How many lines of symmetry have a kite?

a. 5

b. 4

c. 3

d. 1

15. Find the simple interest of #6,000 for 5yrs at 9% per annum

a #270

b. # 2,700

c. #5400

d. #27,00

16. The line drawn across 2 parallel lines is called a ____________.

a. chord

b. diameter

d. transversal

17. A solid whose faces are triangular and the base a quadrilateral is called a ……

a. sphere

b. pyramid

c. prism

d. cube

18. Given that a=1, b=2 and c=3, find the value of ab – bc

a. 11

b. -4

c. 4

d. -11

19. Expand (1-d) 2

a. d2-2d -1

b. d2 – 2d +1

c. d2 + 2d + 1

d. d2 – 2d – 1

20. Express 1.5km in metres

a. 1500 m

b. 150 m

c. 15 m

d. 1.5 m

SECTION B – THEORY

QUESTION 1

a. Make K the subject of the formula.

i. T = 4π (h² + k²)

ii. G = 3k – t

b. find the value of y in the figure below:

QUESTION 2

a. solve 2t + 5 = 7

b. find the square root of 3136 = t – 2²

QUESTION 3

a. Represent the following on a number line –

i. x < -2

ii. x > +5

b. find k and m using elimination method.

3k – 4m = 1 – – – – – – equation 1

2k – 3m = 12 – – – – – – equation 2

QUESTION 4

a. Find P and Q using substitution method:

P + Q = 17 – – – – – – equation 1

P – Q = 17 – – – – – – equation 2

b. Make π & l the subject of formula:

i. A = πr²

ii. A = L²

Important Notice!!!

To all expert in this field of Mathematics, kindly provide correct answers and solutions to the objectives and theory.