How can you find the reciprocal of 0.8? Select all that apply. A. Solve the equation 0.8x = 1.
B. Solve the equation 0.8 + x = 1.
C. Divide 1 by 0.8.

C

Step-by-step explanation:

Because in the end, 0.8 is decimal that can be converted to a fraction which can then be flipped. 4/5 = 0.8. So the reciprocal would be 5/4 or 1.25.

1 / 0.8 = 1.25

9 sandwiches per hour

step-by-step explanation:

when we have a rate, we want a 1 in the denominator

27/3 = 9

27 sandwiches/ 3 hours = 9 sandwiches/hour