Read the question and three statements carefully and decide which of the statement(s) is/are necessary to answer the question.
Q. How many articles were sold ?
(A) Total profit earned was ₹1375
(B) Cost price per article was ₹50
(C) Selling price per article was ₹65
Choose the correct answer from the options given below :
Answer & explanation
Correct answer: option 3
Let number of articles = n
65n - 50n = 1375
15n = 1375
So, All the three equations are needed to answer the question
The correct answer is option (3) : (A), (B) and (C)