SOLUTION: : a covered bridge is 6 3/2 yards long. in a painting for sale at a gallery, the bridge is 1 1/4 feet long. a customer wants to know the ratio of the length of the bridge in the pa

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: : a covered bridge is 6 3/2 yards long. in a painting for sale at a gallery, the bridge is 1 1/4 feet long. a customer wants to know the ratio of the length of the bridge in the pa      Log On


   

Question 985078: : a covered bridge is 6 3/2 yards long. in a painting for sale at a gallery, the bridge is 1 1/4 feet long. a customer wants to know the ratio of the length of the bridge in the painting to the actual length of the bridge. one salesperson says the ratio in the simplest form is 3/16. another salesperson says the ratio in the simplest form is 1/16. Which ratio is correct? What error leads to the incorrect ratio?
A) using terms with different units to find the ratio
B) not simplifying the term of the ratio
C) reversing the term of the ratio
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
.
(6 3/2yds)(3ft/yd)=45/2ft=90/2 ft
(1 1/4ft)=5/4ft
(5/4ft)/(90/4ft)=(5/90ft)=1/18ft
The ratio is 1 to 18.
The error is hiring sales people who cannot do math.