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Q.

Alka and Noori, two students of Class IX together contributed ₹ 500 towards Prime Minister's Relief fund to help earthquake victims. Write a linear equation which satisfies the given data.


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a

x+y=20  

b

x+y=500  

c

x+y=150  

d

x+y=40   

answer is B.

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Detailed Solution

Given Alka and Noori contributed ₹ 500.
Let, Alka’s contribution be x   and Noori’s contribution be y  .
⇒x+y=500  
Therefore, x+y=500   is the required linear equation.
Hence, option (2) is correct.
 
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