Mathematics questions and answers

Mathematics Questions and Answers

How good are you with figures and formulas? Find out with these Mathematics past questions and answers. This Test is useful for both job aptitude test candidates and students preparing for JAMB, WAEC, NECO or Post UTME.

916.

A chord 20cm long subtends an angle of 60° at the circumference of a circle, what is the diameter of the circle the nearest cm?

A.

12cm

B.

20cm

C.

23cm

D.

60cm

E.

80cm

View answer & explanation

Correct answer is C

No explanation has been provided for this answer.

917.

T varies directly as D and inversely as A. Given that T = 6, D = 3, and A = 2, find A when T = 3 and D = 6.

A.

4

B.

6

C.

8

D.

12

E.

24

View answer & explanation

Correct answer is C

No explanation has been provided for this answer.

918.

3 - 7, 8 - 12, 13 - 17, 18 - 22. Which of the following is/are true?
I. The class Interval is 4
II. The class boundaries are 2.5, 7.5, 12.5, 18.5, 22.5
III. The mid-marks are 5, 10, 15, and 20

A.

I only

B.

II only

C.

III only

D.

I and II only

E.

II and III only

View answer & explanation

Correct answer is A

No explanation has been provided for this answer.

919.

Simplify P-6 × P3 × P2 ÷ P4 × P0

A.

p5

B.

p4

C.

p3

D.

p-3

E.

p-5

View answer & explanation

Correct answer is E

No explanation has been provided for this answer.

920.

Find the standard deviation of the numbers 6, 9, 10, 8 and 7

A.

1.4

B.

2

C.

2.4

D.

5

E.

8

View answer & explanation

Correct answer is A

No explanation has been provided for this answer.


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