750 is divisible by which of these numbers?
a. 2 3 4 5 and 9
b.2 3 4 5 6 and 10
c. 2 3 4 6 and 9
d. 2 3 4 5 6 9 and 10

Valentino starts with a population of 1,500 amoebas that increases 35% in size every hour for a number of hours, h. the expression 1,500(1+0.35)h finds the number of amoebas after h hours. which statement about this expression is true? a. it is the initial population raised to the growth factor after h hours. b. it is the sum of the initial population and the percent increase. c. it is the sum of the initial population and the growth factor after h hours. d. it is the product of the initial population and the growth factor after h hours.

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.