Selected MCQ

Current Question
A and B are 5 cm apart. C lies between them, with AC = 3 cm. Ratio AC: CB ____.
  • A. 6%
  • B. 7%
  • C. 8%
  • D. 9%
Correct Answer: D
Explanation:
CB = 2 cm.
Related Question 1
If one number is 20% more than another, the ratio between them is ____.
  • A. 5:6
  • B. 6:5
  • C. 4:5
  • D. 5:4
Correct Answer: B
Explanation:
Let smaller = 5 → larger = 6.
Related Question 2
In a circle of radius 5 cm, two equal chords are each 6 cm. What is the distance between them?
  • A. 24/5 cm
  • B. 12/5 cm
  • C. 7/5 cm
  • D. None of these
Correct Answer: D
Explanation:
The calculated distance does not match the given options.
Related Question 3
Two automobiles 150 km apart move toward each other. Time to meet is ____.
  • A. 2.5 hr
  • B. 2 hr
  • C. 1.75 hr
  • D. 1.5 hr
Correct Answer: D
Explanation:
Relative speed method.
Related Question 4
Three men walk around a circular track of 11 km. Find a time for them to meet again.
  • A. 11 hours
  • B. 12 hours
  • C. 220 hours
  • D. 22 hours
Correct Answer: A
Explanation:
LCM of time intervals.
Related Question 5
Ratio of speed of boat to stream is 36:5. Time downstream is 5h 10min. Find upstream time.
  • A. 5h 50m
  • B. 6h
  • C. 6h 50m
  • D. 12h 10m
Correct Answer: C
Explanation:
Use the ratio method for speeds.