Bill has a bag that contains 7 Florida state quarters, 3 Alabama state quarters, and 5 Georgia state quarters. He will randomly select one quarter. What is the probability that Bill will select a Florida state quarter?​

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.

If you answer right ill give brainliest, : )

In angle pqr find the measure of