Question
If 2y cos θ = x sin θ and 2x sec θ -  y
cosec θ = 3, then the value of x2+ 4y2 isSolution
If 3 kg of metal, of which 1/4 is aluminium and the rest is magnesium, be mixed with 5 kg of metal, of which 1/3 is aluminium and the rest is magnesium,...
Two numbers are in the ratio of 6:13. If three is added to both numbers, the ratio becomes 1:2. Find the smaller number.
- If ‘A’, ‘B’ and ‘C’ are in proportion in the given order while ‘A’ = 20 and ‘B’ = 40, then find the value of ‘C’.
- Find the fourth proportion of (2k - 5), (k + 1), and (3k + 4). (Note: 'k' is the smallest two-digit prime number.)
What number has to be added to each term of 3:4 to make the ratio 6:7?
If A : B = 7:5 and A is 14 more than B then find the sum of A and B.
Rs.15400 was divided among A, B and C in the ratio 3:4:4. B kept Rs.1000 for himself, gave Rs.600 to his mother and divided the remaining money among hi...
Rs.1581 is divided among A, B and C in the ratio 10 : 15 : 6. What is the share of B?
The ratio of the number of apples with Alok, Bhavesh, and Chirag is 8:6:5 respectively. Dinesh has 6 apples fewer than Alok. If the difference between t...
