To find answers like this, you have to divide the percentage into the number given so:
45 / .60 = 75
She teaches 75 math students
2/3 x 2 = 4/3 or 1 and 1/3
2/3 x 3 = 6/3 or 2
2/3 x 4 = 8/3 or 2 and 2/3
Answer:
B
Step-by-step explanation:
change of a = 65
b = 85
c = 50
==> (B) is correct one.
Do 8.5 times 12, which gives you 102. Multiply by 4 and get 408. Divide this by 75 and you get 5.44. You will need 6 gallons or 5.44 gallons if you don't need to round up.
