Question

If Rohan spends rupees X every day and save rupees why every week what is his income in three weeks

Answer 1

Answer:

21x+3y

Step-by-step explanation:

3 weeks means 21 days that means he spends 21*x for 21 days so =21x

and every week he saves y so for three weeks 3y

income = savings +expenditure

= 3y+21x