Multiple Choice
Suppose that a nurse needs 15 cc (cubic centimeters) of a 15.5% solution (that is, a solution that is 15.5% ingredient) of a certain medication, which must be obtained by mixing cc of a 20% solution and
cc of a 5% solution. Express the total amount of the ingredient in the mixture in terms of
.
A)
B)
C)
D)
E)
Correct Answer:

Verified
Correct Answer:
Verified
Q11: Perform the indicated operations and simplify.
Q12: Indicate whether the given expression is one
Q13: Use the following factorization formulas involving cubes
Q14: In many applications, it is often necessary
Q15: Factor by grouping. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB1243/.jpg" alt="Factor
Q17: Use the rules of exponents to simplify
Q18: The expression for the speed of blood
Q19: Indicate whether the following sets are equal.
Q20: A polynomial is an expression of form
Q21: Compute and simplify so that only positive