Question
Marbles are sold in boxes of 4.
During a sale, 7 extra marbles are given free for every box sold.
Adam has 55 marbles in the end.
How many boxes of marbles does he get?
4 m

Click button first when a symbol is required. X

Marbles are sold in boxes of 4.
During a sale, 7 extra marbles are given free for every box sold.
Adam has 55 marbles in the end.
How many boxes of marbles does he get?