Question
Opal bought 5 pens and erasers altogether. The mass of each pen was 6 g. The mass of each eraser was 10 g. The pens and erasers weigned 38 g in total.
(a) How many pens did Opal buy?
(b) How many erasers did Opal buy?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Opal bought 5 pens and erasers altogether. The mass of each pen was 6 g. The mass of each eraser was 10 g. The pens and erasers weigned 38 g in total.
(a) How many pens did Opal buy?
(b) How many erasers did Opal buy?