Temperatures in degrees Celsius (C) and degrees Fahrenheit (F) are related by the formula: C = (5F-160) / 9 What is the temperature in degrees Celsius if it is 77 degrees F?

A. 8° C

B. 25° C

C. 117° C

D. answer not given

Question

Temperatures in degrees Celsius (C) and degrees Fahrenheit (F) are related by the formula: C = (5F-160) / 9 What is the temperature in degrees Celsius if it is 77 degrees F?
	
A. 8° C
	
B. 25° C
	
C. 117° C

D. answer not given

anonymous · Answer

replace F by 77 and compute 
$$C=\frac{5\times 77-160}{9}$$

anonymous · Answer

Answer is B. 25 degrees C.

anonymous · Answer

To be more precise on the formula, don't forget to put parentheses around 5 x 77-160.
Correct formula entered into a calculator is:  (5 x 77 -160)/9