For the following questions answer them individually
The ratio of money with Rohan and Sohan is 3 : 4 and that with Sohan and Mohan is 3 : 7. If money with Sohan is Rs. 120, How much money does Mohan have?
A bag contains 5 red, 4 green and 3 black balls. Three balls are drawn out from it at random. Find the probability of drawing exactly 2 red balls
From the top of a tower 100m high, a person observes that the angle of elevation of the top of another tower is 60° and the angle of depression of the bottom of the tower is $$30^{\circ}$$. Then the height (in meters) of the second tower approximately is.
At what time between 9 o'clock and 10 o'clock will the hand of a clock point in opposite direction?
In measuring the side of a square, an error of 5% in excess is made.
The error % in the calculated area is:
There is 60% increase in an amount in 6 years at simple interest What will be the compound interest of Rs. 12,000 after 3 years at the same rate?
A seller offers his customer a discount of 30%. If the price is 50% above cost price, how much profit does the seller make?