Use the two steps for solving a linear programming problem to solve the problem.A summer camp wants to hire counselors and aides to fill its staffing needs at minimum cost. The average monthly salary of a counselor is $2400 and the average monthly salary of an aide is $1100. The camp can accommodate up to 35 staff members and needs at least 20 to run properly. They must have at least 10 aides, and may have up to 3 aides for every 2 counselors. How many counselors and how many aides should the camp hire to minimize cost?
A. 19 counselors and 23 aides
B. 13 counselors and 16 aides
C. 13 counselors and 17 aides
D. 8 counselors and 12 aides
Answer: D
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Solve.The distance to the horizon (in miles) of a satellite h miles above Earth's surface is given by the expression 
. What is the distance to the horizon from a satellite that is 25 miles above Earth? Express the answer in radical form.
A. 20
mi
B. 250
mi
C. 25
mi
D. 10 mi
Find the amount or rate of discount and the sale price after the discount. Round money answers to the nearest cent if necessary.Original price: $46 Amount of discount: $6.90
A. 15%, $39.10 B. 17%, $39.10 C. 1.5%, $39.10 D. 16%, $39.10
Divide, and round the quotient as indicated.Divide 144.69 by 2.5 and round the quotient to the nearest hundredth.
A. 57.88 B. 58.38 C. 5.84 D. 5.79
Find the angle of smallest possible positive measure that is coterminal with the given angle.-11.67
A. 4.04 B. 7.18 C. 0.9 D. -2.25