Question

Andre bought a diamond for $1000 whose value varies the square of its weight. it was slipped from Andre hand and broke into 3 parts whose weights are in ratio 2:3:5. what was the loss of value of diamond. explain!!!!
1.$240 2.$320 3.$620 4.$760

Answer 1

cost of 1 st part=(2x)^2
cost of 2nd part=(3x)^2
cost of 3rd part=(5x)^2
4x^2+9x^2+25x^2
38x^2=1000
x^2=26.3
x=5

Answer 2

Answer is 2nd i.e 320

Answer 3

Answer is 2nd i.e 320