Pls help pls

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.

The holiday party will cost $160 if 8 people attend. if there are 40 people who attend the party, how much will the holiday party cost

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.