Solve the problem.Last week, Samantha ran 21 miles. This week, she ran 19
miles. How much more did she run last week?
A. 1
miles
B. 1
miles
C. 40
miles
D. 25 miles
Answer: B
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Find the standard equation of the hyperbola.Vertices at (0, ±4), asymptotes at y = ± 
x
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Graph the numbers on a number line.0, -2, 2.25, -4.75,
A. 
B. 
C. 
D. 
Solve the problem.The Family Arts Center charges $20 for adults, $14 for senior citizens, and $6 for children under 12 for their live performances on Sunday afternoon. This past Sunday, the paid revenue was 
for 860 tickets sold. There were 44 more children than adults. How many children attended?
A. 286 children B. 320 children C. 330 children D. 244 children
For the following amount at the given interest rate compounded continuously, find (a) the future value after 9 years, (b) the effective rate, and (c) the time to reach $10,000. Round all values to the nearest hundredth.$5800 at 4.47%
A. (a) $5800.00 (b) 104.57% (c) 13.19 years B. (a) $8672.51 (b) 154.57% (c) 10.19 years C. (a) $5800.00 (b) 79.57% (c) 11.19 years D. (a) $8672.51 (b) 4.57% (c) 12.19 years