Discussion of Question with ID = 025 under Ratio-and-Proportion

This is the discussion forum for this question. If you find any mistakes in the solution, or if you have a better solution, then this is the right place to discuss. A healthy discussion helps all of us, so you are requested to be polite and soft, even if you disagree with the views of others. The question and its current solution has also been given on this page.



The ratio of shares of three friends in Rs. 2100 are in an A.P.(arithmtic progression). What is the share of the friend who is neither the richest, nor the poorest?


Rs. 700.


Rs. 704.


Rs. 696.


Rs. 708.

Ans: a

Let the shares be in the ratio a - d : a : a + d. The value of the middle item is $a/{(a - d) + a + (a + d)}$ × 2100 = $a/{3a}$ × 2100 = $2100/3$ = Rs. 700.

Comments and Discussion