Simplify.
A. 3x + 7y
B. 7x + 3y
C. 
D. 
Answer: B
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Solve the problem.A local television station sends out questionnaires to determine if viewers would rather see a documentary, an interview show, or reruns of a game show. There were 450 responses with the following results:135 were interested in an interview show and a documentary, but not reruns.18 were interested in an interview show and reruns but not a documentary.63 were interested in reruns but not an interview show.108 were interested in an interview show but not a documentary.45 were interested in a documentary and reruns.27 were interested in an interview show and reruns.36 were interested in none of the three.How many are interested in exactly one kind of show?
A. 216 B. 206 C. 196 D. 226
Solve the problem.Suppose an animal feed to be mixed from soybean meal and oats must contain at least 100 lb of protein, 20 lb of fat, and 9 lb of mineral ash. Each 100-lb sack of soybean meal costs $20 and contains 50 lb of protein, 10 lb of fat, and 8 lb of mineral ash. Each 100-lb sack of oats costs $10 and contains 20 lb of protein, 5 lb of fat, and 1 lb of mineral ash. How many sacks of each should be used to satisfy the minimum requirements at minimum cost? Fractional sacks are allowed.
A. 0 sacks of soybeans and 4 sacks of oats
B.
| 2 sacks of soybeans and 0 sacks of oats |
C.
sacks of soybeans and 
sacks of oatsD.
sacks of soybeans and 
sacks of oatsRound as indicated.21 to the nearest ten
A. 30 B. 0 C. 10 D. 20
For the function find the maximum number of real zeros that the function can have, the maximum number of x-intercepts that the function can have, and the maximum number of turning points that the graph of the function can have. g(x) = -x5 - 7x3 - 6x + 3
A. 5; 4; 4 B. 5; 5; 5 C. 5; 5; 4 D. 5; 4; 3