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WARM UP (after 3.2 Word Prob Notes)

WARM UP (after 3.2 Word Prob Notes).

jonathon-erik
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WARM UP (after 3.2 Word Prob Notes)

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  1. WARM UP (after 3.2 Word Prob Notes) Jill is selling cookie dough for her band fundraiser. She knows that she sold 55 tubs of chocolate chip & oatmeal dough combined, but she doesn’t know how many of each she sold. The chocolate chip cookie dough costs $12.25 per tub, and the oatmeal cookie dough costs $9.75 per tub. How many of each type of cookie dough did Jill sell if she collected $621.25?

  2. c = # tubs of choc. chip cookie dough • m = # tubs of oatmeal cookie dough WARM UP (after 3.2 Word Prob Notes) • m = 55 – c • 12.25c + 9.75(55 – c) = 621.25

  3. WARM UP (after 3.2 Word Prob Notes) • 12.25c + 536.25 – 9.75c = 621.25 • 2.5c + 536.25 = 621.25 • 2.5c = 85 • c = 34 c = # tubs of choc. chip cookie dough m = # tubs of oatmeal cookie dough

  4. WARM UP (after 3.2 Word Prob Notes) • m = 21 c = # tubs of choc. chip cookie dough m = # tubs of oatmeal cookie dough • 34 tubs of choc. chip cookie dough • 21 tubs of oatmeal cookie dough

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