Multiple Choice
Find a system of inequalities describing the following problem. An office worker wants to purchase some $0.45 postage stamps and also some $0.55 postage stamps totaling no more than $30. It also is desired to have at least twice as many $0.45 stamps and more than 30 $0.45 stamps.
A)
B)
C)
D)
E)
Correct Answer:

Verified
Correct Answer:
Verified
Q52: Solve the equation. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Solve the
Q53: Solve the system. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Solve the
Q54: A boat on a river travels 50
Q55: Solve the following system by the addition
Q56: Solve the system. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Solve the
Q58: Solve the equation. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Solve the
Q59: Solve the inequality for the indicated variable.
Q60: Solve the equation. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8808/.jpg" alt="Solve the
Q61: Solve the equation. If impossible, write no
Q62: Solve the inequality using the definition of