For the following questions answer them individually
X takes 10 days less than the time taken by Y to finish a piece of work. X and Y together can do it in 12 days. In how many days Y alone can finish the work?
A hall with dimensions 25 metres long and 15 metres broad is surrounded by a path of uniform width of 3.5 metres. The cost of flooring the path, at ₹25.50 per square metre is:
The hypotenuse of a right-angled triangle is 39 cm and the difference of other two sides is 21 cm. Then, the area of the triangle is:
A bag contains the amount of ₹25.8 in the form of 1 rupee, 50 paise and 10 paise coins and are in the ratio of 3 : 2 : 3. How many 50 paise coins are there in the bag?
Two classes M and N have average marks 25 and 40 respectively, the overall average obtained is 30. The ratio of the students in the class M and N is:
A train crosses a stationary object in 25 sec. What is the length of the train if the speed of the train is 25 m/s?
If the length of a side of the square is equal to that of the diameter of a circle, then the ratio of the area of the square and that of the circle is: ($$\pi = \frac{22}{7}$$)
At what percent per annum will ₹6000 amounts to ₹7986 in 3 years if the interest is compounded annually?
