Mike washes and vacuums his car in 60 minutes, but ifTina helps him, the job is completed in 30 minutes. Howlong would it take Tina to wash and vacuum the car byherself?20 minutesO 30 minutesO 40 minutesO 1 hourO 2 hours

Answered: Mike washes and vacuums his car in 60…

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter1: Variables, Expressions, And Integers

Section: Chapter Questions

Problem 5PSP

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Mike washes and vacuums his car in 60 minutes, but if Tina helps him, the job is completed in 30 minutes. How long would it take Tina to wash and vacuum the car by herself? 20 minutes O 30 minutes O 40 minutes O 1 hour O 2 hours