Question

Amanda's penny bank is 2/3 full.

After she removes 100 pennies, it is 4/9 full
full How many pennie
can Amanda's bank hold?
pennies

Answer 1

450 pennies

Explanation:

2/3 ➡ 3/3 × 2/3 = 6/9

let's call it 9x

the bank contains 6x after she removes 100 pennies 4x is left

which means 2x = 100 pennies and x = 50 pennies

therefore the bank can carry 50 × 9 = 450 pennies