Multiply.(-7x2y)(-6x3y6)
A. -42x5y6
B. 42x6y6
C. -13x5y6
D. 42x5y7
Answer: D
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Provide an appropriate response.A building supply store offers a 2% discount to contractors who pay their bill within ten days of the date of the invoice. How much will a contractor have to pay if he pays his invoice of $654.78 within the ten-day period?
Fill in the blank(s) with the appropriate word(s).
As part of a statistics project, a 6th grade teacher brings to class a container with 300 red marbles and 500 white marbles which are thoroughly mixed. To figure out how many marbles in the container are red without actually counting them all, a student randomly draws 40 marbles from the container. Of the 40 marbles drawn, 16 are red.The sampling frame for this survey
A. is larger than the target population. B. contains members that are not in the target population. C. is smaller than the target population. D. is the same as the target population. E. none of these
Solve the problem.Don runs a charity fruit sale, selling boxes of oranges for $11 and boxes of grapefruit for $10. If he sold a total of 762 boxes and his total income was $8125, how many boxes of oranges did he sell?
A. 383 boxes B. 458 boxes C. 257 boxes D. 505 boxes
Solve the system of two equations in two variables. 8x + 7y = 36 3x - 4y = -13
A. (1, 5) B. (0, 5) C. (1, 4) D. No solution