Aptitude - Chain Rule - Discussion
Discussion Forum : Chain Rule - General Questions (Q.No. 2)
2.
If the cost of x metres of wire is d rupees, then what is the cost of y metres of wire at the same rate?
| Rs. |  |
xy |  |
| d |
Rs. (xd)
Rs. (yd)
| Rs. | |
yd | |
| x |
Answer: Option
Explanation:
Cost of x metres = Rs. d.
| Cost of 1 metre = Rs. | |
d | |
| x |
| Cost of y metres = Rs. | |
d | . y | |
= Rs. | |
yd | . |
| x | x |
Discussion:
15 comments Page 2 of 2.
Sundaresh said:
9 years ago
x = 5 meters d = 10rupees
y = 7 then d = ?
10/5 = 2; 2 * 7 = 14.
How to get this mean d/x *y?
y = 7 then d = ?
10/5 = 2; 2 * 7 = 14.
How to get this mean d/x *y?
(2)
Chandrakala said:
6 years ago
According to me, the answer is xy/d.
(1)
Mayank Kumar said:
5 years ago
Thanks everyone for explaining.
(1)
Damilare james said:
3 years ago
I don't understand this. Please explain the answer in detail.
(4)
Damilare james said:
3 years ago
I think the right answer is Rs.(yd).
(3)
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