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The correct answer is B
‘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’...
Let A = {10, 20, 30} and B = {5, 10, 15}. Which of the following relations from A to B is onto?
A chemist has three solutions of acid and water. The first solution has 40 percent acid, the second has 60 percent acid, and the third has 80 percent ac...
If 5m = 3125, then find the value of 4(m-3)
The radius of a circle is 14 cm, and the angle subtended by a sector at the center of the circle is 120°. Find the area of the sector.
Speed of a boat in still water is three times the speed of the boat in upstream. If the boat takes 30 minutes to cover 40 km in downstream, then find th...
A shopkeeper mixes two types of rice, costing $30 per kg and $50 per kg, in the ratio 3:2. He sells the mixture at $45 per kg. What is his percentage pr...
A jar contains a mixture of milk and water in the ratio 7:5, respectively. If 9-litres of the mixture is taken out, then the quantity of water left in t...
87, ?, 128, 164, 213, 277.
An LPP has constraints:
x + y ≤ 4
x + y ≥ 6
x, y ≥ 0
What can be said about the feasible region?