Govt Exam — Railway RRB / NTPC — Mathematics
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Showing 1–5 of 5 questions
in Mathematics
Q.1
Easy
Mathematics
What is 15% of 240?
Correct Answer:
A. 36
Explanation:
15% of 240 = (15/100) × 240 = 36
Q.2
Easy
Mathematics
If a train travels 360 km in 6 hours, what is its average speed?
Correct Answer:
B. 60 km/h
Explanation:
Average speed = Distance/Time = 360/6 = 60 km/h
Q.3
Easy
Mathematics
What is the square root of 196?
Correct Answer:
C. 14
Explanation:
√196 = 14 (since 14 × 14 = 196)
Q.4
Easy
Mathematics
Simplify: 8 + 12 ÷ 4 - 2 × 3
Correct Answer:
A. 5
Explanation:
8 + 3 - 6 = 5 (following BODMAS rule)
Q.5
Easy
Mathematics
If 5x + 10 = 35, what is the value of x?
Correct Answer:
B. 5
Explanation:
5x = 35 - 10 = 25, so x = 5