Solve the problem.The bacteria in a 8-liter container double every 2 minutes. After 55 minutes the container is full. How long did it take to fill a quarter of the container?
A. 41.3 min
B. 51 min
C. 27.5 min
D. 13.8 min
Answer: B
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Find the perimeter. Use 3.14 for ?.
A. 33.12 cm B. 25.12 cm C. 41.12 cm D. 12.56 cm
Solve the problem.The difference of two numbers is 5 and the difference of their squares is 55. Find the numbers.
Fill in the blank(s) with the appropriate word(s).
Find the values of x for which the geometric series converges.
A. |x| < 5
B. |x| < 1
C. |x| < 
D. |x| < 10
Solve the problem.A ramp leading to the entrance of a building is inclined upward at an angle of 7°. A suitcase is to be pulled up the ramp by a handle that makes an angle of 36° with the horizontal. How much force must be applied in the direction of the handle so that the component of the force parallel to the ramp is 50 lbs.?
A. -294.6 lbs B. 43.73 lbs C. 61.34 lbs D. 57.17 lbs