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Two brands of coffee Arabica and Robusta cost shs. 4700 and shs. 4200 per kilogram respectively, are mixed to produce a blend that costs shs....

Two brands of coffee Arabica and Robusta cost shs. 4700 and shs. 4200 per kilogram respectively, are mixed to produce a blend that costs shs. 4600 per kilogram. Find the ratio of the mixture.

Answers


Kavungya
Arabica Robusta
x 1 – x
costshs. 4700 shs. 4200
4700x + 4200 – 4200x = 4600
47x – 42x = 46 – 42
5x = 4
x = 4/5
Arabica : Robusta = 4 : 1

Kavungya answered the question on September 24, 2019 at 08:46

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