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Suman spends 60% of her salary and gets an additional allowance of 15% every month. If her annual savings are Rs. 193200, find her monthly allowance.
A number is first increased by 20% and then decreased by 20%. If the net change in the number is 128, then find the original number.
The price of a car increased by 5% while its sales decreased by 16%. What is the percentage change in the total revenue?
Mr Rajesh buys a toy for Rs 27.50 and sells it for Rs 28.60 Find the gain percentage
If 'Y' is 40% of 'X', then 'Y' is what percentage of (X - Y)?