OBJECTIVE TEST

Question 1: Which of the following sets is well defined?

A. {Man, Kofi, Red, 14}

B. {Ink, Mango, Green, Nail}

C. {Car, Road, Glass, Book}

D. {Seth, Mary, Jacob, Evelyn}

Question 2: If set B is a subset of set A, then

A. sets A and B have the same number of elements

B. some members of set B can be found in set A

C. no member of set B is in set A

D. all the members of set B are in set A

Question 3: The least common multiple (LCM) of 16, 30 and 36 is

A. 3

B. 6

C. 240

D. 720

Question 4:

Find the missing numbers

A. 35, 36

B. 30, 31

C. 40, 41

D. 31, 41

Question 6:

Question 7: Find the total cost of 25 pens and 75 books if each pen costs GH¢ 0.20 and each book costs GH¢ 0.30.

A. GH¢22.50

B. GH¢23.50

C. GH¢27.50

D. GH¢50.00

Question 8: Simplify - 27 + 18 - (10 - 14) - (-2)

A. -3

B. -7

C. -11

D. -35

Question 9: Arrange the following numbers from the lowest to the highest: 0.5, 3, -5, 0.

A. 0, 0.5, -5, 3

B. 0, -5, 0.5, 3

C. -5, 0, 0.5, 3

D. -5, 0.5, 0, 3

Question 10:

Question 11: Find the value of 124.3 + 0.275 + 74.06, correcting your answer to one decimal place.

A. 198.6

B. 198.7

C. 892.0

D. 892.4

Question 12: Esi and Kwasi are 12 and 8 years old respectively. They share 60 mangoes in the ratio of their ages. How many mangoes does Esi get?

A. 42

B. 40

C. 36

D. 18

Question 13: It takes 6 students 1 hour to sweep their school compound. How long will it take 15 students to sweep the same compound?

A. 24 minutes

B. 12 minutes

C. 3 hours

D. 2 hours

Question 14: A housing agent makes a commission of GH¢ 103,500 when he sells a house for GH¢ 690,000. Calculate the percentage of his commission.

A. 15.0%

B. 10.0%

C. 7.5%

D. 5.0%

Question 15: A simple interest of GH¢ 37,500.00 is earned on an amount of GH¢ 500,000.00 for 3 years. Find the rate of interest per annum.

A. 20.0%

B. 10.0%

C. 5.0%

D. 2.5%

Question 16: Question 17: The scores of 10 students in an examination are given as follows: 45, 12, 75, 81, 54, 51, 24, 67, 19 and 39.

What is the median of the scores?

A. 39

B. 48

C. 51

D. 54

Question 18: Question 19: Eighteen cards are numbered from 11 to 29. If one card is chosen at random, what is the probability that it contains the digit 2?

A. ³∕₉

B. ⁷∕₁₈

C. ⁵∕₉

D. ¹¹∕₁₉

Question 20: Question 21: Factorize: xy + 5x + 2y + 10.

A. (x + 5)(2y + 10)

B. (x + 2)(y + 10)

C. (x + 5)(y + 2)

D. (x + 2)(y + 5)

Question 22: If x = {2, 3, 4, 5}, find the truth set of 2x + 1 < 8.

A. {2, 3, 4}

B. {2, 3}

C. {3, 4}

D. {4, 5}

Question 23: Solve the inequality: 7x -(10x+ 3) ≥ -9

A. x≥2

B. x≤4

C. x≥4

D. x≤2

Question 24: Question 25: Find the circumference of a circle whose area is equal to 64π cm²·

A. 32π cm

B. 16π cm

C. 8π cm

D. 4π cm

Question 26: Which of the following geometric figures is the plane shape of a cube?

A. Circle

B. Rectangle

C. Square

D. Triangle

Question 27: How many lines of symmetry has a rectangle?

A. 4

B. 3

C. 2

D. 1

Question 28: A rectangular box has length 20 cm, width 6cm and height 4 cm. Find how many cubes of size 2 cm that will fit into the box.

A. 120

B. 60

C. 30

D. 15

Question 29: The interior angle of a regular polygon is 120°. How many sides has this polygon?

A. 3

B. 4

C. 5

D. 6

Question 30: Question 31: Question 32: Express 7 min. 30 sec. as a percentage of 1 hour.

A. 2.5%

B. 7.5%

C. 11.7%

D. 12.5%

Question 33: Question 34:

Question 35: Question 36: Express 4037 in standard form.

A. 4.037 x 10-⁴

B. 4.037 x 10-³

C. 4.037 x 10³

D. 4.037 x 10⁴

Question 37:

Question 38: Given that vector a = (-5 12) and b = (10x 12) find the value of x if a = b.

A. -2

B. -½

C. ½

D. 2

Question 39:

Question 40: Ama is 9 years older than Kwame. If Kwame is 18 years old, find the ratio of the age of Kwame to that of Ama.

A. 3 : 2

B. 1 : 3

C. 2 : 3

D. 2 : 1

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