Question

Rajat aims to save an average of Rs. 750 per month over the course of a year. For the first 8 months, his monthly income was Rs. 3,000, and he spent 80% of it each month. Over the next 4 months, his monthly expenses are projected to rise by Rs. 300. What should be the increase in Rajat's monthly salary for the remaining 4 months to achieve his savings target?

Q: Answer-Rajat aims to save an average of Rs. 750 per month over the course of a year. For the first 8 months...

Total amount Rajat wants to save during the year 750 X 12 Rs. 9,000 Amount saved by Rajat each month during the first 8 months 3000 X 0.2 Rs. 600 So, total amount to be saved during the last 4 months 9000 - 600 X 8 Rs. 4,200 So, amount to be saved each month for next 4 months 4200 4 Rs. 1,050 And new monthly expenditure of Rajat 3000 X 0.8 300 Rs. 2,700 So, new monthly salary of Rajat should be 2700 1050 Rs. 3,750 So, required percentage 3750 - 30003000 X 100 25