Question

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

2 points

Rs. (21x + 3y)

Rs. (3x +9y)

Rs. (21x + 9y)

Rs. 7x + 3y)

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Answer 1

Answer:

3 (7x + y)

Step-by-step explanation:

Rohans daily expenditure = Rs x

Rohan's weekly expenditure = Rs 7x

His weekly savings = Rs y

Now,

Rohan's weekly income = Savings + expenditure

= 7x+y

Rohan's income after 3 weeks = 3 (7x + y) = (21x + 3y) rs.

Option (1) is correct

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