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Mathematics Post UTME Past Questions | Olabisi Onabanjo University (OOU)



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Question 1

Without using table, evaluate \((243)^{\frac{1}{5}} \times (0.09)^{-1} \times 125^{-\frac{2}{3}}\).

Options

A) \(4\)

B) \(\frac{3}{4}\)

C) \(3\)

D) \(\frac{4}{3}\)

Comments (2)

Question 2

Three consecutive positive integers a, b and c are such that b2 = 4(a + c). Find the value of c.

Options

A) 6

B) 3

C) 9

D) 5

Comments (3)

Question 3

Find the principal which amounts to ₦4,400 at simple interest in 5 years at 2% per annum

Options

A) ₦3,800

B) ₦5,200

C) ₦5,000

D) ₦4,000

Comments (1)

Question 4

The sum of the first 20 terms of the progression 3, 6, 12, ... is

Options

A) 3(221 - 1)

B) 3(220 - 1)

C) 3(220 + 1)

D) 3(221 + 1)

Comments (2)

Question 5

Mr. Robson bought bags of orange for ₦2,500 each. He sold them for ₦90,000 at a loss of 20%. How many bags of orange did he buy?

Options

A) 60

B) 80

C) 50

D) 45

Comments (3)

Question 6

The second and fifth terms of a geometric progression a 21 and 567 respectively. Find the first time and the common ratio of the progression.

Options

A) 3, 7

B) 7, 3

C) -7, 3

D) -3, 7

Comments (1)

Question 7

Tunse bought a house for ₦1,250,000.00 and spent ₦350,000.00 to renovate it. He then sold the house for ₦2,000,000.00. What is the percentage gain?

Options

A) 40%

B) 65%

C) 35%

D) 32%

Comments (4)

Question 8

List the integral values of which satisfy the inequality \(-2 < 7 -3x \leq 10\).

Options

A) -1, 0, 1, 2

B) -2, 0, 1

C) 1, 2, 3

D) 0, 1, 2

Comments (1)

Question 9

In a class, 120 students speak English or French or both. 70 speak English and 55 speak French. How many speak English but not French?

Options

A)
45
B)
50
C)
55
D)
60
E)
65
Comments (2)

Question 10

The lengths of the sides of a right-angled triangle are ym, (3y - 1)m and (3y + 1)m, find y.

Options

A) 12

B) 9

C) 8

D) 4

Comments (2)