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Start learning 50% faster. Sign in nowIn co-operative joint farming, both ownership and operations are collective, with all farming operations conducted jointly by the members, including input procurement and marketing of produce.
A university has Y students. 40% study science, 35% study arts, and the rest study commerce. In an exam, 25% of science students, 20% of arts students, ...
A man can complete a work in 12 days. He worked for 5 days and then left. If the remaining work is completed by another man who can complete it in 18 da...
‘X’ and ‘Y’ are capable of finishing a work in 9 days and 12 days respectively. They worked together for 3 days. Find the number of days ‘Y’...
P can do a piece of work in 20 days, Q can complete double the work in 40 days and R can do the work in 30 days. If all of them together earn Rs. 2400, ...
If 'x' is a positive integer such that x + 1/x = 2, then find the value of (x3 + x2 − 2x – 6)/(4x4 + 2x2
A father is three times as old as his son. Four years ago, he was five times as old as his son. What are their present ages?
If A is an orthogonal matrix, then A⁻ᵀ is
The ratio of the length and area of a rectangle is 1:39. And the ratio of length and breadth 4:3. Find the perimeter of the rectangle.
If a + b + c = 0, find the value of a³ + b³ + c³ .