Three boxes weigh `((18)/3)/4kg,\ \ 7 1/2kg\ \ a n d\ 10 1/5\ kg` respectively. A porter carries all the three boxes. What is the total weight carried by the porter?

Sameera purchased 3 1/2 kg apples and 4 3/4 kg oranges. What is the total weight of fruits purchased by her?

Three point masses of 1kg , 2kg and 3kg lie at (0,0) , (1,2) , (3,-1) respectively. Calculate the coordinates of the centre of mass of the system.

Three point masses of 1kg , 2kg and 3kg lie at (0,0) , (1,2) , (3,-1) respectively. Calculate the coordinates of the centre of mass of the system.

Sameera purchased 3 frac{1}{2} kg apples and 4 frac {3}{4} kg oranges. What is the total weight of fruits purchased by her?

The weights of three packets are 2""3/4 kg, 3""1/3 kg and 5""2/5 kg. Find the total weight of all the three packets.

Rani bought vegetables weighing 10 kg. Out of this, 3 kg 500 g is onions and 2 kg 75 g is potatoes and the rest is tomatoes. What is the weight of tomatoes?

Mr. and Mrs. Ahuja weigh x kg and y kg respectively. They both take a dieting course, at the end of which Mr. Ahuja loses 5 kg and weighs as much as his wife weighed before the course. Mrs. Ahuja loses 4 kg and weighs -7/8 th of what her husband weighed before the course. Form two equations in x and y to find their weights before taking the dieting course.

Suresh has three boxes of different fruits. Box 1 weighs 2(1)/2 -kg more than Box 2 and Box 3 weighs 10(1)/4 kg more than Box 2. If the total weight of the three boxes is 48(3)/4 kg, find the weight of each box.

Three blocks A , B and C of masses 4kg , 2kg and 1kg respectively are in contact on a frictionless surface, as shown. If a force of 14N is applied on the 4kg block, then the contact force between A and B is.

Three blocks A , B and C of masses 4kg , 2kg and 1kg respectively are in contact on a frictionless surface, as shown. If a force of 14N is applied on the 4kg block, then the contact force between A and B is.