State the phrase as a mathematical expression. Use x to represent the variable.A number increased by eleven
A. 11
B. x - 11
C. x + 11
D. 11x
Answer: C
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Solve the problem.A room in the shape of a triangle has sides of length 7 yd, 8 yd, and 13 yd. If carpeting costs $13.50 a square yard and padding costs $4.25 a square yard, how much to the nearest dollar will it cost to carpet the room, assuming that there is no waste?
A. $430 B. $327 C. $412 D. $418
Determine whether the infinite geometric series converges or diverges. If it converges, find its sum.1 - 
+ 
- ...
A. Converges; 
B. Converges; - 
C. Converges; 
D. Converges; 1
Fill in the blank with one of the words or phrases listed below.
Fractions that represent the same portion of a whole are called 
fractions.
A. undefined B. like C. simplest form D. equivalent
Divide.3.5 ÷ 0.05
A. 70 B. 7 C. 0.7 D. 0.07