Cost is directly proportional to the number of articles.

Work done is directly proportional to the number of men working on it.

Pressure is directly proportional to

A heart is broken is number of feeling 1:2:3:4 .The cost heart is directly proportional to the square of number of fellings .There is loss of Rs. 700 on broken heart .Find the initial cost of the heart ?

Pressure is directly proportional to the area of contact.

A heart is broken into no. of feelings 1 : 2 : 3 : 4 . The cost of heart is directly proportional to the square of no. of feelings. There is Rs. 700 loss on broken heart. Find the initial cost of the heart?