At a concert, 2/5 of the people are men. there were 3 times as many women as children. if there were 45 more men than children, how many people were there at the concert?

On a piece of paper graph f(x)=5•(0.4)^x

George has seven boxes of five pencils. giulio three boxes of eight pencils. one of the boys arranges all his pencils equally into two groups. was this george or giulio how many are in each group explain

Aflower has 26 chromosomes. to create a new flower, how many would a sperm cell have what is called?