A man invests Rs. 44,000 in some shares in the ratio 1:4:5 which pay dividends of 10%, 15% and 25% on his investment for one year, respectively. His total dividend income is:

A number is first increased by 10% and then decreased by 10%. The number so obtained is 80 less than the original number. The original number is

Dimensions of a cubical shape room are increased by 10%. What increase will be there in its floor area?

A’s and B’s salaries are respectively 40% and 70% rupees more than C’s salary. What is the ratio of B’s salary to A’s salary?

The price of a mobile phone was 18,000 last year. It has increased by 15$$\frac 34$$​% this year. What is the current price?