A shopkeeper purchased a bag for rs 800 and umbrella for 400.if s/he sold the bag at 15% profit and umbrella at 15% loss,find hi
s/her profit or loss percent in whole transaction.
help pls
help pls
1 answer:
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Answer:
Step-by-step explanation:
Given that x and y are proportional and the equation relating them is
y = rx ← r is the constant of proportionality
To find r use any ordered pair from the table
Using x = 9, y = 4.5 , then
4.5 = 9r ( divide both sides by 9 )
= r , that is
r =