The figure is not drawn to the scale. PQ and MN are straight lines. Find

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

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 two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'