Post Your Answer
Post Your Answer
Post Your Answer
Ans 1:
Class : Class 7
C option, when you move up a storey there is distance of 5m and to find the time it take to reach fron 3rd to 15th floor is
15 - 3 = 12
12 * 5 = 60 metre
60/2 = 30 seconds
so, the answer is C seconds