Which number is not divisible by either of the numbers 3 and 5?

Do 12/14 and 8/10 have the same value? explain your answer.

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

The following division is being performed using multiplication by the reciprocal find the missing numbers is 5/12 divided by x/3 equals 5/12 times x/10 equals 1/x