Questions and answers by

Erus

Answers (1)

total - known nickles (70) 150 - 70 = 80 80 = mixed group 80/2 = 40 nickles and 40 dimes 40 nickles + 70 known = 110 nickles 40 dimes + 0 known = 40 40 dimes + 110 nickles = 150 total

Ask a New Question