Solve the problem.A chemist needs 200 milliliters of a 70% solution but has only 46% and 86% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.
A. 110 mL of 46%; 90 mL of 86%
B. 90 mL of 46%; 110 mL of 86%
C. 80 mL of 46%; 120 mL of 86%
D. 120 mL of 46%; 80 mL of 86%
Answer: C
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Provide an appropriate response.Which of the statements below is true?A: If (r1, ?1) and (r2, ?2) represent the same point in polar coordinates, then 
B: If (r1, ?1) and (r2, ?2) represent the same point in polar coordinates, then 
for some integer n.
A. Neither A nor B B. A only C. B only D. Both A and B
Decide if the situation is a permutation or a combination and then answer the question.If the police have 7 suspects, how many different ways can they select 5 for a lineup?
A. Combination; 35 B. Combination; 21 C. Permutation; 2520 D. Permutation; 42
Solve the problem.Samuel consumed 2161 calories of food on Monday, 2337 calories on Tuesday, and 1820 calories on Wednesday. In order for Samuel's average calorie intake to equal a daily average of 2000 calories, how many calories of food must he consume on Thursday?
A. 2106 calories B. 1755 calories C. 1682 calories D. 2080 calories
Determine whether the relation represents a function. If it is a function, state the domain and range.{(41, -2), (5, -1), (5, 0), (6, 1), (14, 3)}
A. function domain: {41, 6, 5, 14} range: {-2, -1, 0, 1, 3} B. function domain: {-2, -1, 0, 1, 3} range: {41, 6, 5, 14} C. not a function