Solve the problem.The ratio of the lengths of strings that play the notes D and B is 27 to 16. If a string 32 cm long plays a B, what is the length of the string that plays a D?
A. 32 cm
B. 48 cm
C. 54 cm
D. 59 cm
Answer: C
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Fill in the blank with one of the words or phrases listed below. 
A(n) 
of an equation is a number that when substituted for a variable makes the equation a true statement.
A. positive B. negative C. solution D. multiplication
Find the required ratio.The specific gravity of a substance is the ratio of its density to the density of water. If the density of a substance is 
and that of water is 
what is the specific gravity of the substance, correct to the nearest hundredth?
A. 1.14 B. 7.12 C. 0.14 D. 8.12
Describe the solution set as an inequality and in interval notation. |7x + 6| + 3 ? 10
A. x ? - 
or x ? 
; 
,
? 
, 
B. - 
? x ? 
; 
C. x ? - 
or x ? 
; 
, 
? 
, 
D. - 
? x ? 
; 
Use synthetic division to find the quotient and the remainder.x5 + x2 - 2 is divided by x + 3
A. x4 - 3x3 + 9x2 - 26x + 78; remainder -236 B. x4 - 3x3 + 10x2 - 30x + 90; remainder -272 C. x4 - 2; remainder 4 D. x4 - 2x2; remainder 4