Mathematics, 21.02.2020 00:02, Imsofrie8111
Roy is hiking down a mountain at an average rate of 3 miles per hour. He wants to know how far he can hike in a given number of hours. Which is the dependent variable in this problem situation?
A. time
B. distance
C. altitude
D. speed
To convert a distance between miles and feet, you can use the equation f = 5280m, where f represents the number of feet and m represents the number of miles. In this equation, which describes the role of f ?
A. the dependent variable
B. the independent variable
C. the dependent quantity
D. the independent quantity
You bought books from an online book store that charges a flat fee for shipping each order. There was no sales tax on this purchase. The graph shows the cost of purchasing x books. About how much did the books cost if the total purchase was $31.50?
A. $3.50
B. $7.00
C. $28.00
D. $31.50
Answers: 2
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Sketch one cycle if the cosine function y=2cos2theta
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Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.
Answers: 3
Mathematics, 21.06.2019 19:30, sk9600930
Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36
Answers: 1
Mathematics, 21.06.2019 19:30, leilanimontes714
Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11
Answers: 1
Roy is hiking down a mountain at an average rate of 3 miles per hour. He wants to know how far he ca...
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