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ATQ, {(2/11) × x} + 38 = (3/7) × x Or, 38 = (3x/7) - (2x/11) Or, 38 = {(33x - 14x)/77} Or, 38 × 77 = 19x So, x = {(38 × 77)/19} = 154
If sin x + sin 2x = 1 and cos x + cos 2x = 0, find x.
Compute P(A∩B), if P(B) = 0.8 and P(AǀB) = 0.35
120 litres of mixture contains water and milk in the ratio 5:6 respectively. If 32 litres of the mixture is replaced by same quantity of water, then fin...
A sphere is inscribed in a cylinder. The radius of the cylinder is 7 cm. What is the volume of the sphere?
If a and b are whole numbers such that ab = 169, find the value of (a-3)(b+2).
A person 'P' borrowed some money from a friend who lends under a unique interest structure. For the first two years, the annual i...
A mixture of milk and honey is being sold at the price of pure milk, yielding a 20% profit. If 5 liters of honey is added to this mixture, the milk-to-h...
The average weight of a group of 18 people is 35 kg. Six people leave the group, and the average weight of the remaining people increases by 3 kg. Find ...
(32) -3/5 = ?
Two workers, 'X' and 'Y', can complete a task on their own in 18 days and 30 days, respectively. If they work on alternate days, ...
