Sheila works 8.5 hours per day on monday, wednesday and friday, and 6 hours per day on tuesday and thursday. she earns $356.25 per week. how much does she earn in dollars per hour?

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3

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