Question
Kathy bought 5 marbles and coins altogether. The mass of each marble was 8 g. The mass of each coin was 9 g. The marbles and coins weigned 42 g in total.
(a) How many marbles did Kathy buy?
(b) How many coins did Kathy buy?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Kathy bought 5 marbles and coins altogether. The mass of each marble was 8 g. The mass of each coin was 9 g. The marbles and coins weigned 42 g in total.
(a) How many marbles did Kathy buy?
(b) How many coins did Kathy buy?