Four persons are chosen at random from a group of 3 men, 2 women and 4 children. The chance that exactly 2 of them are children is:

\(\frac{(4.53-3.07)^2}{(3.07-2.15)(2.15-4.53)} + \frac{(3.07-2.15)^2}{(2.15-4.53)(4.53-3.07)} + \frac{(2.15-4.53)^2}{(4.53-3.07)(3.07-2.15)}\) is simplified to

Selling price of a glass is ₹ 1,965 and loss percent is 25%. If its selling price is ₹ 3,013, then what will be profit percent?

Three numbers A, B and C are such that A is 40% less than B, and C is 40% of the sum of A and B. The difference between A and B is what percentage of C?

\(\sqrt{2+\sqrt{3}} \times \sqrt{2+\sqrt{2+\sqrt{3}}} \times \sqrt{2+\sqrt{2+\sqrt{2+\sqrt{3}}}} \times \sqrt{2-\sqrt{2+\sqrt{2+\sqrt{3}}}}\) is equal to

In 4 years, an amount of ₹ 6,000 becomes ₹ 8,000 at a certain rate of simple interest. In what time at the same simple interest rate, will an amount of ₹ 525 become ₹ 700 ?

Match the LIST-I with LIST-II. LIST-I | LIST-II A. 60% of 264 | I. 20% of 6875 B. 60% of 28% of 240 | II. 50% of 825.35 C. 85% of 485.5 | III. 15% of 1056 D. 550% of 250 | IV. 8.4% of 480 Choose the correct answer from the options given below:

From the four corners of a rectangular sheet of dimensions 25 cm × 20 cm, square of side 2 cm is cut off from four corners and a box is made. The volume of the box is

40 men can complete a work in 48 days. 64 men started and did the same work for \(x\) days. After \(x\) days, 32 men increased, so, the remaining work is completed in \(16\frac{2}{3}\) days, then the value of \(x\) is