Question:If 2 kg of almonds cost as much as & kg of walnuts and the cost of 5 kg of almonds and 16 kg of walnuts is Rs. 1080 the cost of almonds per kg is : 

A Rs. 160 
B Rs. 150 
C Rs. 120 
D None of these 

+ Answer
C 

+ Explanation
Let cost of almonds per kg be Rs. x and cost of walnuts per kg be Rs. y. Then, `2x = 8y =>y = x/4`

`:. 5x + 16y = 1080 => 5x + 16 xx x/4`

`= 1080 => x = 120.

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Irin Moni

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