A train 150 m long crosses a pole in 10 seconds. What is its speed in kmph? MCQ with Answer and Explanation

Question

Share Report Error

A train 150 m long crosses a pole in 10 seconds. What is its speed in kmph?

A. 54 kmph

B. 45 kmph

C. 60 kmph

D. 36 kmph

Answer: Option A

Solution (By JKSSB Mock Tests)

Speed = 150/10 = 15 m/s = 15 × 18/5 = 54 kmph.

This question belongs to: Maths Percentage

Request complete Subject PDF

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Percentage Questions

Question #1

Original salary 20000, increased 10% then decreased 10%. Final salary:

A. 19600

B. 19800

C. 20200

D. 20000

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option B

Explanation:
20000×1.1×0.9 = 19800.

This question belongs to: Maths Percentage

Question #2

A and B together can do a piece of work in 12 days. B and C together in 15 days. C and A together in 20 days. How long will A alone take to do the work?

A. 60 days

B. 20 days

C. 40 days

D. 30 days

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option D

Explanation:
2(A+B+C) = 1/12 + 1/15 + 1/20 = (5+4+3)/60 = 12/60 = 1/5 → A+B+C = 1/10. A's work = (A+B+C) - (B+C) = 1/10 - 1/15 = (3-2)/30 = 1/30. So A takes 30 days.

This question belongs to: Maths Percentage

Question #3

One student scores 35% fails by 15, another 45% gets 25 more than pass. Pass marks:

A. 160

B. 155

C. 145

D. 150

View Answer & Solution Discuss

Get Complete Subject PDF for Maths

Correct Answer: Option B

Explanation:
0.35M+15=0.45M-25 → 0.1M=40 → M=400, pass=0.35×400+15=155.

This question belongs to: Maths Percentage

Explore All Percentage MCQs