A question on a test asks students to find the speed at which a car travels.
The graph shows a proportional relationship
between the distance traveled in miles and time in
hours. Billy incorrectly says that the speed of the
1/68
car is mile per hour. What is the speed of the
car? What error might Billy have made?

the answer is a

step-by-step explanation:

wholesale price is the initial price before markup. retail price comes after the markup.

a price of 8 bucks that's marked up by 100%   is

formula: initial price + (percent markup in fraction/decimal)(initial price)

8+(1)(8)

8+8

16

retail price is $16.

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b