12 men can do a work in X days. 20 women can do the same work in (X -1) days. 15 men can do the work in y days while 30 women can do it (Y- 2) days . Find the value of X. 

If $$ (3^{33}+3^{33}+3^{33})(2^{33}+2^{33})=6^x$$, the what is the value of x?

Sai can do any work in 17 days. While Bindu can do it in 51 days. Sai works on the first day Bindu works on the second day and this sequence continues until the work is over. How many days will it take to complete the work?

In the given figure, PQR is an equilateral triangle and PS is the angle bisector of angle P. What is the value of RT : RQ?

Direction: Study the double bar graph given below and answer the questions.

The average of the number of students participating in exhibition is:

What is the average of the squares of the first 19 natural numbers?