Fill in the blank to make the statement true.131 
= _____ 
A. 60
B. 31
C. 55
D. 36
E. 30
Answer: C
Mathematics
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Solve the problem.A sports shop sells tennis rackets in 3 different weights, 3 types of string, and 4 grip sizes. How many different rackets could they sell?
A. 24 B. 36 C. 10 D. 27
Mathematics
Graph the equation.y = 9
- 6
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.
(16x - 20) = 
(15x - 12)
A. 
B. {-1}
C. {1}
D. {-9}
Mathematics
An investment firm offers 3 stock portfolios, A, B, and C. The number of blocks of each type of stock in each of these portfolios is summarized in the following table: 
A client wants 26 blocks of high-risk stock, 25 blocks of moderate-risk stock, and 29 blocks of low-risk stock. Use the matrix operations on a graphing calculator to find how many of each portfolio should be suggested.
What will be an ideal response?
Mathematics