general Maths Puzzle HR Interview Interview

In his pocket, a boy has 3 red marbles, 4 blue marbles, and 5 green
marbles. How many will he have to take out of his pocket to ensure that he
has taken out at least one of each color?

Read Solution (Total 2)

general Other Question

James car averages 13.6 miles per gallon in city driving and 25.9 miles per gallon in highway driving. If he drove a total of 515.8 miles on 31 gallons of gas, then how many of the gallons were used for city driving? Jamil can fill a pool carrying buckets of water in 36 minutes. Sue can do
the same job in 65 minutes. Tony can do the same job in 1 and half hours. How
quickly can all three fill the pool together?