Question

The price of an article increases every year in the ratio 4:5. If the price in 2018 is 128, find the price in 2019.​

Answer 1

Answer:

132

Step-by-step explanation:

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Answer 2

Answer:

160

Step-by-step explanation:

let the original price of the article be x.

therefore,

x+4x/5x=128

x+4x=128×5x

x+4x=640x

5x= 640x

5x-x=640

4x=640

x=640/4

x=160

therefore the price of the article is 160 in 2019.

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