Quantitative Aptitude - Arithmetic Ability Questions

If x varies as y and x = 8 when y = 15 then the value of x when y = 10 is:

If there is a total of 104 weekly instalments and a third deposit, find: the total cost of the computer

A bottle is sold at a loss of 9%. Had it sold for Rs. 15 more, a profit of 25/2% would have gained. What is the cost price of the bottle (approx)?

If the third day of a month is Tuesday, which of the following would be the 25th day of that month?

The periodic interest rate corresponding to: 9.75% compounded semiannually

A bus travels 2/5 of a total journey at its usual speed. The remaining distance was covered by bus at 6/7 of its usual speed. Due to slow speed it reaches its destination 50 minutes late. If the total distance is 200 kms, then what is the usual speed (in km/hr) of bus?

A wholesaler sells a watch to a retailer at a gain of 32% and the retailer sells it to a customer at a loss of 20%. If the customer pays Rs 1,953.6, what had it cost the wholesaler?

Find the time to double your investment at 6%