Find the unit rate.20 cents for 5 marbles
A. 0.25 cents/marble
B. 4 cents/marble
C. 100 cents/marble
D. 25 marbles
Answer: B
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?Which of the following is not true about perpendicular lines? ?
A. ?The product of their slopes is equal to -1. B. ?Ifm1 andm2 are slopes of two different lines, and the lines are perpendicular to each other, then m2 is the reciprocal of m1. C. ?Slopes of perpendicular lines are reciprocals of each other. D. ?Perpendicular lines intersect at right angles. E. ?Perpendicular lines break a region into four equal parts.
Write a percent for both the shaded and unshaded parts of the figure.
A. 51% shaded; 51% unshaded B. 50% shaded; 50% unshaded C. 5.1% shaded; 94.9% unshaded D. 51% shaded; 49% unshaded
What does the circuit symbol in the figure mean?
A. NOT-gate B. OR-gate C. AND-gate
Find the periodic payment R required to amortize a loan of P dollars over t years with interest earned at the rate of r%/year compounded m times a year. Round your answer to the nearest cent.
P = 100,000, r = 7, t = 11, m = 1 R = $__________