Solve the problem.The life span of a certain insect in days is uniformly distributed over the interval 
What is the probability an insect will live between the mean and one standard deviation above the mean?
A. 0.29
B. 0.25
C. 0.28
D. 0.79
Answer: A
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Tell whether or not the relation is a function.{(-1, -9), (2, 8), (6, -8), (9, -9), (12, 8)}
A. Yes B. No
Solve the inequality and express the solution set in interval notation. Graph the solution set on the real number line.
? 
+ 1
A. x ? 4; (-?, 4]
B. x ? 4; [4, ?)
C. x > 4; (4, ?)
D. x ? -4; [-4, ?)
Solve the problem.A box of instant brownies has the list of ingredients shown in the table. Use this information to find the amount of the stated ingredient you would need to make the indicated number of servings.
Water3 tablespoonsOil
cupNuts
cupBrownie Mix2
cupsAmount of brownie mix for 10 servings
A. 60 tablespoons
B. 3 cups
C. 2
cups
D. 1
cups
Evaluate. Assume u > 0 when ln u appears. 
A. - 
+ C
B. 
(5 + x6)4 + C
C. - 
+ C
D. - 
+ C