How many .45 stamps can you buy with $9? Jan chose 200 as the correct answer. How did she get that answer?
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.

1 Answer

9/0.45

multiply numerator and denominator by 100

900/45=20

The answer can be 200 only if it is  a) $90   instead  of $9  or

                                                        b)  0.045 instead of 0.45

 

by Level 6 User (18k points)

Related questions

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!
82,815 questions
87,422 answers
1,963 comments
3,912 users