Q1: A merchant has 1000 kg of sugar, part of which he sells at 8% profit and the rest at 18% profit. He gains 14% on the whole. The quality sold at 18% profit is: A) 400 kg B) 560 kg C) …

(1) An object of mass 16 kg moves with an acceleration of 3 m/s 2. Calculate the force acting on it. If the same force is applied to another object of mass 24 kg, what will be the acceleration? …

Hence, 63 kg of sugar costing Rs.9 per kg must be mixed with 27 kg of sugar costing Rs.7 per kg, so that there may be gain of 10 % by selling the mixture at Rs.9.24 per kg

A block of mass 2.0 kg is moving on a frictionless horizontal surface with a velocity of 1.0 m/s towards another block of equal mass kept at rest. The spring constant of the spring fixed at …

A tea seller mixes two kinds of tea one at Rs 15 Kg and other at Rs 20 per Kg. In what ratio should he mix them to get the price of mixture at Rs 16.50 per Kg?

Its mass is 0.16 kg and length is √ 3 m. Two particles, each of mass is 0.08 kg are moving on the same surface and towards the bar in a direction perpendicular to the bar, one with velocity 10 …

a body of mass 4 kg initially at rest. A force acts on it for 4s and then ceases to act. The body covers 4m in 4s. Find the force acting on the body for the first four seconds and the total …

In a mid-day meal programme, an NGO wants to provide vitamin rich diet to the students of an MCD school. The dietician of the NGO wishes to mix two types of food in such a way that …

After alloying together 10 kg of the first alloy, 16 kg of the second and several kg of pure copper, an alloy was obtained in the ratio of copper to zinc was 3: 2. Find the weight of the new alloy. …

A disc has a mass of 16 kg and radius 25 cm and is to be rotated about an axis centre and perpendicular to its plane. what torques will increase its angular velocity to 8 π rad/sec in 8 …