Pre Algebra

Find the Original Amount:
NEW AMOUNT: 210
75% INCREASE

**please help me as soon as possible and explain steps please!**

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  3. 👁 201
  1. please help me!!!!!!!!!! i have to turn in the assignment in an hour and i don't get this problem please explain and help me pleaseeeeeeeeeeeeeeeeeeeeeeeeeeeeee!!!!!!!1

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  2. 75% increase over 100% is 175%
    Use direct proportion:

    175% : 210
    100% : ?

    Cross multiply to get:
    100%*210/175%
    = 120

    Check:
    120*(100%+75%)=210, OK

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  3. 120

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  4. What is the unit price for 20 oz. Bottle of pop for $1.60?

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  5. What is the unit price for 20 oz. Bottle of pop for $1.60?

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