Solve the problem.Jerry caught a fish that weighed 12
pounds. Pat caught a fish that weighed 
pounds. How much more did Jerry's fish weigh than Pat's fish?
A. 16
lb
B. 7
lb
C. 7
lb
D. 15
lb
Answer: B
Mathematics
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Find A-1 without a calculator.A = 
A. A-1 = 
B. A-1 = 
C. A-1 = 
Mathematics
Write the numerator and denominator of the fraction as a product of prime factors and divide by the common factors. Then write the fraction in lowest terms.
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics
Solve the problem.The mathematical model 
represents the cost in dollars a company has in manufacturing x items during a month. Based on this, how much does it cost to produce 200 items?
A. $120,000 B. $83.33 C. $170,000 D. $0.42
Mathematics
Solve the equation.x2 = -2x
A. x = -2 B. x = 0, x = -2 C. x = 2 D. x = 0, x = 2
Mathematics