Answer:
He's correct.
Step-by-step explanation:
As long as there is no change in sign of the variables.
7.5x18.74= 140.55 is the correct answer
Answer:28 hours
Step-by-step explanation:
2x7x2
Answer:
16
Step-by-step explanation:
Divide 20 by 100 then multiply it by 80, which gives you 16.