In the following table, find the value of a and b if the quantities x and y are in direct variation.
x |
9 |
12 |
b |
y |
27 |
a |
75 |
Asked by Topperlearning User | 2nd Sep, 2015, 01:20: PM
Since x and y vary directly, so the ratio must be constant.
So we have,
Consider,
Again,
Hence, a = 36 and b = 25.
Answered by | 2nd Sep, 2015, 03:20: PM
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