4 hours because it shows you that it is like the hours it takes him
Answer:
Step-by-step explanation:
Just do the long division and you'll find out.
9 mL of dye for 45 gallons. Unite rate = 45/9=5 Gallons per Ml of dye. 135/5=27
He used 27 mL of dye to make 135 gallons.
Answer:
C)
Step-by-step explanation:
=x/x+6 ÷ x+6/x
= x/x+6 × x/x+6 = x²/x²+36
Answer:
A
Step-by-step explanation:
Because the population is getting bigger, and it's impossible to have 0.983 people. That would be weird...