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.

951.

If a = {x : 1 < x < 9} ; b = {x : 0 < x < 9} ; C = {x : 2 x < 9} and a, b, c U, what are the elements in U?

A.

U = {-1 < x < 9}

B.

U = {0 < x < 9}

C.

U = {1 < x < 9}

D.

U = {1 < x < 10}

E.

{2 < x < 10}

Correct answer is C

No explanation has been provided for this answer.

952.
953.

Calculate without using tables Tan 45° + Cos 60°

A.

\(\sqrt{\frac{3}{2}}\) - 1

B.

\(\frac{1}{2}\)

C.

1\(\frac{1}{2}\)

D.

\(\sqrt{\frac{3}{2}}\) + 1

E.

2

Correct answer is C

No explanation has been provided for this answer.

954.

A ship sails 6km from a port on a bearing 070° and then 8km on a bearing of 040°. Find the distance from the port.

A.

7.21km

B.

13.53km

C.

16.86km

D.

44.57km

E.

67.17km

Correct answer is B

No explanation has been provided for this answer.

955.

What is the Value of 11101\(_{two}\)+ 10011\(_{two}\) - 10001\(_{two}\)?

A.

10001\(_{two}\)

B.

10011\(_{two}\)

C.

10111\(_{two}\)

D.

11111\(_{two}\)

E.

111111\(_{two}\)

Correct answer is D

11101\(_{two}\) →      29

+ 10011\(_{two}\)  → 19

- 10001\(_{two}\)  → 17

 11111 = 31