IBM Company Numerical Ability Clocks and Calendars

At 12 noon, Both hands of a clock meet together.After how many
minutes can they meet again?

Read Solution (Total 5)

IBM Other Question

If 20 men can build a wall 56m long in 6 days, then what length
of a similar wall can be built by 35 men in 3 days?
If m power n = 121, then what is the value of (m-1) power
(n+1)?