The B-Clean Car Wash washed 128 cars in 3 hours. At that rate, how many cars can they wash in 8 hours?
2 Answers By Expert Tutors
Energetic tutor with Master's Degree
This is a ratio problem
128 cars x cars
________ = _______
3 hours 8 hours
3x = (128)(8)
3x = 1,024
x = 341 ⅓ cars
Mathematics Teacher - NCLB Highly Qualified
128 : 3 :: w : 8 proportion
3w = (8)(128) product means/extremes
Can you solve for w?
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