Question
Eva bought 6 files and notebooks altogether. The mass of each file was 5 g. The mass of each notebook was 10 g. The files and notebooks weigned 40 g in total.
(a) How many files did Eva buy?
(b) How many notebooks did Eva buy?
4 m
(a)

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(b)

Click button first when a symbol is required. X

Eva bought 6 files and notebooks altogether. The mass of each file was 5 g. The mass of each notebook was 10 g. The files and notebooks weigned 40 g in total.
(a) How many files did Eva buy?
(b) How many notebooks did Eva buy?