Three years back, a father was 24 years older than his son. at present the father is 5 times as old as the son. how old will the son be three years from now? work it out a) 5.47 hours b) 3.78 hours c) 4.74 hours d) 4.24 hours

Evaluate 4 a for a = 5 2/3 . express your answer in simplest form.

The length of each stair is 11 inches. what is the rise, r, for each stair? round to the nearest inch. 2 inches 7 inches 17 inches 24 inches

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?