Answer :
Answer:
if 900 calories=10 bananas
then y calories=3 bananas
cross multiply
10 x y=900 x 3
10y=2700
y=2700÷10
y=270
Answer: 270
Step-by-step explanation: One banana is 90 calories
How to find calorie per banana: 900/10 = 90
Multiply 90 x 3 because we need to find 3 bananas
90 x 3 = 270
So 3 bananas have 270 calores