An oil spill is spreading such that its area is given by the exponential function A(t)=250(1.15)^t, where A is the area in square feet and t Is the time that has elapsed. By what percent I'd the oil spill increasing each hour

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?

In 1995 america online had about 3000000 users over the next decade users are expected to increase from a few million to the tens of millions suppose the number of users increased by 150% by the year 2000 how many users will there be in the year 2000

Ineed some on this. not sure how to solve.