Solve. Simplify the answer.Chris rode her bicycle 11
miles on Tuesday. On Thursday, she rode 
miles. What was her total biking distance for those two days?
A. 17
miles
B. 11
miles
C. 19
miles
D. 18
miles
Answer: D
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Identify equilibrium values and determine which are stable and which are unstable.
= y2 - 3y
A. y = 3 is a stable equilibrium value and y = 0 is an unstable equilibrium. B. y = 0 is a stable equilibrium value and y = 3 is an unstable equilibrium. C. y = 0 and y = 3 are unstable equilibrium values. D. There are no equilibrium values.
Divide and express the result in standard form.
A. - 
+ 
i
B. 
+ 
i
C. 
- 
i
D. 
+ 
i
Find the area of the triangle.
A. A = 28.75 mm2 B. A = 57.5 mm2 C. A = 8.25 mm2 D. A = 115 mm2
Solve the problem.Mardi received an inheritance of 
. She invested part at 11% and deposited the remainder in tax-free bonds at 12%. Her total annual income from the investments was 
. Find the amount invested at 11%.
A. $39,000 B. $20,000 C. $40,000 D. $53,200