Question

1.Anita spends her working hours (8 hours) filing, typing, and placing and receiving calls. If she approximately performs these functions in the ratio of 1:2:3, how many hours does she spend for each function? 

Answer 1

Let Anita spends $x$ hours filing, $2x$ hours typing, and $3x$ hours placing and receiving calls. Then

$$x+2x+3x=8$$

$$6x=8$$

Anita spends $1$ hour $20$ minutes filing, $2$ hours $40$ minutes typing, and $4$ hours placing and receiving calls.