Rohan spends Rs x daily and saves Rs y per week. What is his income after 3 weeks?

Match the items on the right to the items on the left.

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1 week = 7 days

3 weeks = 7 * 3 = 21 days

Rohan spends Rs x daily.

Amount spend by Rohan in 3 weeks = Rs 21 x

Rohan saves Rs y per week.

Amount saved by Rohan in 3 weeks = Rs 3y

Income = Expenditure + Savings

Rohan's income after 3 weeks =

Sum of Rs 21x and Rs 3y

= Rs (21x + 3y )