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What should come in place of question mark (?) in the following question?
0.0135 of 270 + 0.07 of 441 = ?
What should come in place of question mark '?' in the following questions?
a p(q - r) × aq(r - p) × ar(p - q) = ?
(3a + 1 9a + 2 27a) ÷ (3a - 1 9a 27a + 1) = ?
When 3675 is divided by the square of a number and the answer so obtained is multiplied by 37, the final answer obtained is 2775. What is the number?
A bottle full of Brandy contains 40% alcohol. A part of this Brandy was replaced by another one having 19% alcohol and the percentage now became 26%. What was the quantity of Brandy replaced?
In the given question,two equations numbered l and II are given. You have to solve both the equations and mark the appropriate answer
I) x2 – 15x + 56 = 0
II) y2 – 4y - 5 = 0
I) x2 + 6x + 9 = 0
II) y2 + 4y + 4 = 0
Two trains A and B are running in the same direction at 36 km/h and 54 km/h, respectively. It takes 2 minutes for train B to completely overtake train A. If the length of train A is 250 m, find the length of the other train.
A part of Rs.12000 is lent to Ram at 7% per annum and the rest was lent to Shyam at 3% per annum. If the total simple interest received from both parts in 5 years was Rs. 2000. How much amount was lent to Ram?
A large cube is formed from the material obtained by melting three smaller cubes of 3, 4 and 5 cms side. What is of the ratio the total surface areas of the smaller cubes and the large cube?
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