Ariel travels 400 miles in 8 hours. what is her rate of change or rate?
a) 40 miles per hour
b) 50 miles per hour
c) 55 miles per hour
d) 60 miles per hour

To find out the rate of change,divide 400 by 8. 400\8=50 so..B) 50 miles per hour

Hello!

the answer is:

the answer is:

why?

to solve the problem, we need to remember the quotient of power property, it's defined by the following relation:

if we have a quotienf of powers that have the same base, we need to keep the same base and subtract the exponent of the denominator power to the exponent of the numerator power.

so, we are given the expression:

then, calculating we have:

hence, the answer is:

have a nice day!

I’m pretty sure the * means multiplication. so, if you multiply 5*1, it would equal 5. they are basically are-writing 5x1 as 5*1. so they would be… 5 10152025303540455055