Solve the problem.If John puts 
lb of roast beef on each sandwich, how many sandwiches can he make from 
of roast beef?
A. 3 sandwiches
B. 4 sandwiches
C. 5 sandwiches
D. 15 sandwiches
Answer: C
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Factor, if possible.18x4 + 63x3 - 36x2
A. 9x2(2x - 1)(x + 4) B. (18x2 - 9)(x2 + 4) C. 9x(2x + 1)(x - 4) D. x2(2x - 1)(9x + 36)
Find all solutions of the equation. Express the solution in radians.sec x = 
A. 2n? or ? + 2n?
B. 
+ 2n? or 
+ 2n?
C. 
+ 2n? or 
+ 2n?
D. 
+ 2n? or 
+ 2n?
Solve the problem.Two angles are supplementary, and one is 40° more than three times the other. Find the smaller angle.
A. 75° B. 105° C. 35° D. 145°
A new chocolate company is estimating how many candy bars per week college students will consume of their line of products. The graph shows the probable number of candy bars students (age 18-22) will consume from year 0 to year 10. B(x) gives the number of candy bars for boys, G(x) gives the number of candy bars for girls, and T(x) gives the total number for both groups. Use the graph to answer the question.
Estimate B(4) and G(4) and use your estimates to estimate T(4).
A. 1.5; 2.5; 4.0 B. 2.0; 3.0; 5.0 C. 1.8; 2.5; 4.3 D. 2.0; 2.8; 4.8