. Simplify the sum. (2u3 + 6u2 + 2) + (7u3 – 7u + 4)
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The two expressions that represent the retail price of cars is: Retail price = 1.21c and Retail price = c + 0.21c
<em><u>Solution:</u></em>
Given that,
Rick buys remote control cars to resell
He applies a markup of 21%
Let "c" be the original price of remote control cars
To find: Expression for retail price of car
We know that,
Retail price = original price + markup
Here, markup price = 21 % of original price
Markup price = 21 % of c
Therefore, substituting the given values we get,
Retail price = c + 21 % of c
This can also be expressed as,
Thus two expressions that represent the retail price of cars is: Retail price = 1.21c and Retail price = c + 0.21c