A sum of Rs. 1440 is lent out in three parts in such away that the in…

Question

A sum of Rs. 1440 is lent out in three parts in such away that the interests on first part at 2% for 3 years, second part at 3% for 4 years and third part at 4% for 5 years are equal. Then the difference between the lar…

Accepted Answer

Option D. Rs. 560. Answer & Solution Answer: Option D Solution: Let the parts be Rs. x, Rs. y and Rs. [1440 - (x + y)]. Then, & = x × 2 × 3100 = y × 3 × 4100 & = [ 1440 - ( x + y ) ] × 4 × 5100 & 6x = 12y\,or\,x = 2y. & So, x × 2 × 3100 = [ 1440 - ( x + y ) ] × 4 × 5100 & 12y = ( 1440 - 3y ) × 20…

A sum of Rs. 1440 is lent out in three parts in such away that the interests on first part at 2% for 3 years, second part at 3% for 4 years and third part at 4% for 5 years are equal. Then the difference between the largest and the smallest sum is -

Solution