Mathematics, 12.12.2020 16:10 butt1562
A clothing store sells all of their jeans for one price and all of their t-shirts for another price. Marisol purchased 2 pairs of jeans and 6 t-shirts for $60. Ernestine purchased 4 pairs of jeans and 3 t-shirts for $75.
A.) Write a system of equations that models this situation
Marisol:
Ernestine:
B.) What is the cost of one pair of jeans and one t-shirt?
Cost of pair of jeans:
Cost of one t-shirt:
Answers: 3
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Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.
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A clothing store sells all of their jeans for one price and all of their t-shirts for another price....
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