First, convert cm to inches.
50/2.54 is roughly 19.69
There are 12 inches in a foot, so divide the 19.69 by 12.
19.69/12 is roughly 1.64
So the answer is C
Answer:
3<4x2=4-5
Step-by-step explanation:
A calculator can show you the answer to these very quickly.

( 16-24)-(57-77)÷(-2)
= -8-(-20)÷-2
= -8+20÷-2
= -18
Answer -18 <<<