Question
PSLE
Fred saved a total of $18 in coins in his coin box. 13 of all the coins saved were one-dollar coins. There were 3 times as many one-dollar coins as fifty-cent coins. The remaining coins were twenty-cent coins. How many coins did Fred save in his coin box altogether?
3 m

Click button first when a symbol is required. X

PSLE
Fred saved a total of $18 in coins in his coin box. 13 of all the coins saved were one-dollar coins. There were 3 times as many one-dollar coins as fifty-cent coins. The remaining coins were twenty-cent coins. How many coins did Fred save in his coin box altogether?