Selected MCQ

Current Question
The fraction equivalent to 0.75 ____.
  • A. 1/2
  • B. 3/4
  • C. 2/5
  • D. 4/5
Correct Answer: B
Explanation:
0.75 = 3/4.
Related Question 1
The smallest fraction which divides 6/7, 5/14 and 10/21 exactly is ____.
  • A. 30/7
  • B. 30/98
  • C. 60/147
  • D. 50/294
Correct Answer: A
Explanation:
The LCM of the fractions is 30/7.
Related Question 2
If a number is divided in the ratio 2:3, what fraction does the smaller part represent?
  • A. 2/5
  • B. 3/5
  • C. 1/2
  • D. 1/3
Correct Answer: A
Explanation:
Smaller part = 2/(2+3).
Related Question 3
Bilal can complete the work in 15 days, and Jalal in 12 days. In 4 days, what fraction of the work is done?
  • A. 3/5
  • B. 4/7
  • C. 2/5
  • D. 1/4
Correct Answer: C
Explanation:
Combined rate × time.
Related Question 4
A pipe empties 2/3 of a cistern in 12 min. What fraction in 8 min?
  • A. 4/9
  • B. 2/3
  • C. 4/7
  • D. 1/6
Correct Answer: A
Explanation:
Proportional rate.
Related Question 5
A can do a piece of work in 15 days while B can do it in 20 days. They work together for 5 days. What fraction of work is left ____.
  • A. 1/4
  • B. 1/3
  • C. 1/2
  • D. 2/3
Correct Answer: A
Explanation:
Work done = 5 × (1/15 + 1/20) = 7/12.