Alina is able to swim at a rate of about 2.5 miles per hour. talia is able to swim at a rate of 1.8 meters per second. which statement comparing the two swimmers is accurate? 1 mile 1,609 meters

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.

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

For each sentence below, find the value of x that makes each sentence true. (515) 5 = 25* x= (813)2 = 4* x=