Post Utme Federal Scholarship Board Mathematics Past Questions and Answers

Question 6:

A customer paid you \(\$ 600\) for construction work, out of which, \(3 / 5\) of the total amount was spent on the purchase of materials and \(1 / 5\) of the remaining was spent on traveling. How much is left after all the deductions?

A. \(\$ 120\)
B. \(\$ 190\)
C. \(\$ 192\)
D. \(\$ 240\)

Question 7:

A man rows a boat at a speed of \(15 \mathrm{mph}\) in still water. Find the speed of the river if it takes her 4 hours 30 minutes to row a boat to a place 30 miles away and return.

A. \(5 \mathrm{mph}\)
B. \(10 \mathrm{mph}\)
C. \(12 \mathrm{mph}\)
D. \(20 \mathrm{mph}\)

Question 8:

What is the LCM of \(147 / 64\) and \(30 / 44 ?\)

A. \(735 / 2\)
B. \(735 / 704\)
C. \(3 / 704\)
D. \(3 / 735\)

Question 9:

The average of 7 numbers is 60 . The average of the first three numbers is 50 , while the average of the last three is 70 . What must be the remaining number?

A. 75
B. 65
C. 60
D. 55

Question 10:

Two trains for Palwal leave Kanpur at 10 am and 10:30 am and travel at the speeds of \(60 \mathrm{Kmph}\) and \(75 \mathrm{Kmph}\) respectively. After how many kilometers from Kanpur will the two trains be together?

A. 250
B. 150
C. 100
D. 200