Question
Marbles are sold in boxes of 2.
During a sale, 2 extra marbles are given free for every box sold.
Adam get 18 marbles free.
How many marbles does he get altogether?
4 m

Click button first when a symbol is required. X

Marbles are sold in boxes of 2.
During a sale, 2 extra marbles are given free for every box sold.
Adam get 18 marbles free.
How many marbles does he get altogether?