List of top Mathematics Questions asked in UCEED

The ages of a group of people are: 34, 27, 36, 18, 15, 72, 67, 12, 24, 45. What percentage of people in the group are above the average age for the group?
If five men can build a house in 27 days, how long will it take nine men to build the same house, assuming they all work at the same rate?