SOLUTION: if 300 jellybeans cost x dollars. how many jellybeanscan you purchase for 50 cents at the same rate? ans is 150/x. could you explain How to get the ans. im doing a practice test

Question 174250: if 300 jellybeans cost x dollars. how many jellybeanscan you purchase for 50 cents at the same rate? ans is 150/x. could you explain How to get the ans. im doing a practice test
Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
this is a direct proportion problem
:
lets call our unknown number of jelly beans a
:
cross multiply
:
divide by x
:

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