Matt johnson takes out a mortgage for $240,000. there is a loan of 30 years at $1,200 per month. this gives a total interest of $192,000. what is the apr using the formula?

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

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.

How can you tell when x and y are not directly proportional?