A person eams rupees 100 in a day. If he spent rupees `14 2/7` on food and rupees `30 2/3` on petrol. How much did he save on that day?

Jayan spent 8400 rupees in a month for food and it is 35 % of his earnings. How much did he earn that month?

Lalit earns Rs. x per day and spends Rs. y per day. How much does he save in 30 days?

Amit saves certain amount every month in a specific way. In the first month he saves Rupees 200, in the second month Rupees 250. In the third month Rupees 300 and so on . How much will be his total saving in 17 months ?

On one day a rickshaw puller earned Rs. 160. Out of his earnings he spent Rs. 26(3)/(5) on tea and snacks, Rs. 50(1)/(2) on food and Rs. 16(2)/(5) on repairs of the rickshaw. How much did he save on that day?

The incomes for five days of a trade are 6435 rupees, 6927 rupees, 6855 rupees, 7230 rupees, 6562 rupees. After the sixth day, he calculated the average income as' 6500 rupeeș per day. How much did he get on the sixth. day?

When a person calculated his expense from Sunday to Thursday, he found the average expenditure to be 400 rupees per day. Inclụding Friday, the average Increased to 430 rupees per day. How much did he spent on Friday? Including Saturday, the average decreased to 390 rupees per day. How much did his spend on Saturday?

A man saved ₹16500 in ten years. In each year after the first he saved ₹100 more than he did in the preceeding year. How much did he save in the first year?