Write the sentence as a proportion.21 is to 7 as 27 is to 9
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Answer: C
Mathematics
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Solve the problem.A rectangular swimming pool is being constructed, 18 feet long and 100 feet wide. The depth of the pool is measured at 3-foot intervals across the length of the pool. Estimate the volume of water in the pool using the Trapezoidal Rule.
A. 10,900 ft3 B. 14,400 ft3 C. 12,300 ft3 D. 8200 ft3
Mathematics
Solve the equation.
- 
= 3
A. 45 B. -90 C. 90 D. -45
Mathematics
Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation. 5x + 4y = 86x - 3y = 33
A. (-3, 4) B. (3, -4) C. (-4, 3) D. (4, -3)
Mathematics
Write < or > between the pair of numbers to make the statement true.3 ___ 2
A. > B. <
Mathematics