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Tyler bought 3 calculators and 7 pens for $67.80. Barbara bought 6 calculators and 2 pens for $92.40. How much does each pen cost?
Answers: 1
Mathematics, 21.06.2019 18:40
Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.
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Mathematics, 21.06.2019 22:00
How many ordered pairs of positive integers satisfy xy=32?
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Ingredient c: 1/4 cup for 2/3 serving or ingredient d: 1/3 cup for 3/4 serving which unit rate is smaller
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Tyler bought 3 calculators and 7 pens for $67.80. Barbara bought 6 calculators and 2 pens for $92.40...
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