The expression is r = 500 • 2, where “r” represents the rate.
Answer:
15
Step-by-step explanation:
8+8 would be the doubles and that would equal 16.
Then take one away from 16 and that would equal 15
Any number to the power of a negative integer will be 1 over that number with the absolute value of the power, so it looks like this:

Therefore, you just need to 8² which is 64, and then do 1 over that (1/64) because it's a negative power.
Answer:1st number: 5/6, 2nd number: 3 2/3
5
6
÷
11
3
is
5
22
.
Steps for dividing fractions
Find the reciprocal of the divisor
Reciprocal of
11
3
:
3
11
Now, multiply it with the dividend
So,
5
6
÷
11
3
=
5
6
×
3
11
=
5 × 3
6 × 11
=
15
66
After reducing the fraction, the answer is
5
22
Mark brainlest