Question
Quantitative Ability and Data Interpretation Question on LCM and HCF
Four people clap after every 20 minutes, 30 minutes, 40 minutes and 50 minutes respectively. All of them clapped together at 10.00 am. Then they will again clap together at _______ .
A
3 pm
B
5 pm
C
6 pm
D
8 pm
Answer
8 pm
Explanation
Solution
The correct option is (D): 8 pm.