Question

Every six month, price of petrol increases at the rate of 6 per litre, taking
price of petrol in December 2018 as x and present price of petrol as y, form
a linear equation showing amount spent on petrol on December 2019.
(a) y = x+8 (b) y=x+12 (C) y = x+10 (d) y = x+14​

Answer 1

Answer:

answer is (b) y=x+12

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