Time, Speed & Distance
JKSSB Sub-Inspector (Telecommunication) · Basic Numeracy · 34 practice questions with answers and explanations: 12 Easy, 11 Medium, 11 Hard.
Sample questions
Sample Easy question 1
A cyclist travels at 15 km/h for 3 hours. Find the distance covered.
- 40 km
- 42 km
- 45 km
- 48 km
Show answer
Answer: C. Distance = speed × time = 15 × 3 = 45 km.
Sample Medium question 2
Two trains 120 km apart move towards each other at 40 km/h and 60 km/h. In how much time will they meet?
- 1 hr
- 1.2 hrs
- 1.5 hrs
- 2 hrs
Show answer
Answer: B. Relative speed = 100 km/h, time = 120/100 = 1.2 hrs.
Sample Hard question 3
Two trains 150 m and 100 m long run in opposite directions at 54 km/h and 36 km/h. Find the time taken to cross each other.
- 8 s
- 9 s
- 10 s
- 11 s
Show answer
Answer: C. Relative speed = 90 km/h = 25 m/s, total length = 250 m, time = 250/25 = 10 s.
More Basic Numeracy topics for JKSSB Sub-Inspector (Telecommunication)
- Algebra
- Average
- Data Interpretation
- Geometry
- Height & Distance
- Mensuration
- Mixture & Alligation
- Number System
- Percentage
- Profit/Loss & Discount
- Ratio & Proportion
- Simple & Compound Interest
- Simplification & Approximation
- Time & Work / Pipes & Cisterns
- Trigonometry