Kato must write 60 percent of a 20-page report by tomorrow. Kato wants to determine the number of pages that he needs to write by tomorrow. Kato’s work is shown below.  

Step 1:  Write 60 percent as a ratio.  mc019-1.jpg
Step 2:  Write an equivalent ratio that has the answer in the numerator and 20 in the denominator.
Step 3:  mc019-2.jpg 
Step 4:  60(5) = 180 

What mistake did Kato make? 

in Word Problem Answers by

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

2 Answers

Step 2 is correctly worded so should have produced 12÷20 because we get 20 by dividing 100 by 5. Kato should have then divided 60 by 5 to get 12, which is the answer.

Step 3 is the faulty step.
by Top Rated User (614k points)

In Step 4, Kato should have divided 60 by 5.

ago by

Related questions

1 answer
1 answer
1 answer
Welcome to MathHomeworkAnswers.org, where students, teachers and math enthusiasts can ask and answer any math question. Get help and answers to any math problem including algebra, trigonometry, geometry, calculus, trigonometry, fractions, solving expression, simplifying expressions and more. Get answers to math questions. Help is always 100% free!
82,238 questions
86,751 answers
3,650 users