An amtrak train travels at a speed of 125 miles per hour convert the speed into minutes/9611920/582d421e? utm_source=registration

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.

Simplify the expression 10/11(22z) + (a+5) -1

Adriveway is 40 yards long about how many meters long is it