Kareem said that four fifths of his age is 16years how old is Kareem?

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?

The tree filled 3/4 of a cup in 1/2 and hour at what rate does syurup flow from the tree

The table below shows the approximate masses of a dust particle and a grain of pollen. dust particle 0.000000778 g grain of pollen 0.00000000155 g the mass of a dust particle can be estimated and written in the form a × 10^b, where a = 8 and b = the mass of a grain of pollen can be estimated and written in the form a × 10^b, where a = 2 and b = based on the estimates, the mass of a dust particle is approximately blank times larger than the mass of a grain of pollen.