85 practice MCQs on Mathematics for PPSC / FPSC tests. Think of your answer first, then open "Show answer and explanation". These are practice questions, not official examination papers.
Q51. If 12 pens cost Rs. 480, what is the cost of 1 pen (in Rs.)?
80
35
40
45
Show answer and explanation
Correct answer: C. 40
480/12 = 40.
Q52. Convert 108 km/h into m/s.
30
388.8
32
28
Show answer and explanation
Correct answer: A. 30
Multiply by 5/18: 108 x 5/18 = 30 m/s.
Q53. If CP is Rs. 2000 and SP is Rs. 2500, find the profit percentage.
20%
35%
25%
30%
Show answer and explanation
Correct answer: C. 25%
Profit = 500; Profit% = (500/2000) x 100 = 25%.
Q54. Find the area of a triangle with base 23 cm and height 12 cm (in sq cm).
150
35
276
138
Show answer and explanation
Correct answer: D. 138
Area = 1/2 x base x height = 138.
Q55. What is the sum of interior angles of a polygon with 10 sides?
1440 degrees
1620 degrees
1530 degrees
1800 degrees
Show answer and explanation
Correct answer: A. 1440 degrees
Sum = (n-2) x 180 = 1440.
Q56. If 6 pens cost Rs. 150, what is the cost of 1 pen (in Rs.)?