A can finish work in 18 days and B in 36 days. If they work on it together for 9 days, what percent of work is left?

$$ {109.07\sqrt{?}}-{61\over 21.02} ×?=47.96\sqrt{?}$$

A number when divided by 119, leaves a remainder of 19. If it is divided by 17, it will leave a remainder of: 

0.8% of a number is 31, then find the number.

The ratio of working efficiency at X and Y is 3:7. Working together, they can complete the work in 15 days. They together worked for 7 days. Then, find the time taken by X to complete 60% at the remaining work.

Area of a rectangle is equal to the area of a circle whose radius is 14 cm. If the breadth of the rectangle is 22 cm, what is its length?

If the length and breadth of a rectangle are in the ratio 3:2 and its perimeter is 20 cm, then the area of the rectangle (in cm²) is

S1 can do a piece of work alone in 9 days, S2 can do the same work alone in 18 days, while S3 can do it alone in 27 days. They work together and complete the work, and receive a total of ₹ 726 as payment for doing the work. What is the combined share of S2 and S3, taken together from the above amount?