Wheat worth Rs 50 per kg and Rs 54 per kg are mixed with a third variety of wheat in the ratio ...........

Quantitative Aptitude ( CCS) Mixture and Alligation

Wheat worth Rs 50 per kg and Rs 54 per kg are mixed with a third variety of wheat in the ratio 2 : 2 : 3 respectively. If the mixture obtained is worth Rs 61 per kg. Find the price (per kg) of the third variety of wheat.

Rs 87

Rs 73

Rs 62

Rs 55

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Explanation:

Since 1st and 2nd wheat mixed in equal ratio, their average price = (50+56)/2 = Rs 52
Let 3rd variety of wheat be Rs x per kg
So they are mixed as : (2+2) : 3 = 4 : 3
So
52 x
. 61
x-61 61-52=9
so x-61/9 = 4/3
solve, x = 73