Exams

If 2x + 3y – 5z = 18, 3x + 2y + z = 29 and x + y + 3z = 17, then what is the value of xy + yz + zx?

In the following question, out of the given four alternatives, select the alternative which best expresses the meaning of the Idiom/Phrase.

In a flutter

What is the sum of first 40 terms of 1 + 3 + 4 + 5 + 7 + 7 + 10 + 9 + ....?

Sum of lengths of all edges of a cube is 84 cm, find its volume?

When a ball is thrown vertically upwards, which of the following quantities remains constant during its motion?

A bullet of mass 10gm is fired with a velocity of 40 m/s from a gun of mass 8 kg. Find the recoil velocity (in m/s) of the gun.

A wholesaler sells a watch to a retailer at a profit of 33% and the retailer sells it to a customer at a loss of 20%. If the customer pays Rs 2,181.2, what had it cost the wholesaler?

Under which Article the President can declare financial emergency?