James has set up an ordinary annuity to save for his retirement in 19 years. if his monthly payments are $250 and the annuity has an annual interest rate of 7.5%, what will be the value of the annuity when he retires?

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.

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

Which is the solution to the inequality? 2 3/52 1/15 b< 3 2/15 b> 3 2/15