Jerome bought a sweater that was on sale for 20 percent off. jerome paid $25.10 for the sweater, including sales tax of 8.25 percent.

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

The surface area of the triangular prism is .