# To mail an envelope first class, the U.S. Post Office charges 40 cents for the first ounce and 25 cents per ounce for

Anonymous
timer Asked: Jun 15th, 2018
account_balance_wallet \$5

Question description

To mail an envelope first class, the U.S. Post Office charges 40 cents for the first ounce and 25 cents per ounce for each additional ounce. Use an inequality to find the number of whole ounces that can be mailed for no more than \$4.00. A. [14.4, ∞) B. (-∞, 14.4] C. [9.375, ∞) D. (-∞, 9.375]

Borys_S
School: Purdue University

There are NO correct answers between the suggested. Probably they mean B.The explanation is in the attached file (number 4).

1. The melting temperature is

5

5

(977 − 32) = ∙ 945 = 5 ∙ 105 = 525.
9
9

This temperature and all above are suitable, so the interval is [𝟓𝟐𝟓, ∞). (A).

4

2. The number li...

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Anonymous
Awesome! Exactly what I wanted.

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