MAT_1033_Fall_11_HW_8

# MAT_1033_Fall_11_HW_8 - 3 4 When the temperature stays the...

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MAT 1033 Fall 11 Ref: 637104 Mr. Guillen Homework 8 Due on 12/02/11 Each problem is worth 5 points. 1) Five divided by the difference of a number and 10 equals the quotient of 10 and the sum of the number and 12. Find the number. 1) 2) A recent advertisement claimed that 2 out of every 7 doctors recommend a certain herbal supplement to increase energy levels. If a local hospital employs 80 doctors, how many doctors would you expect to recommend the supplement? (Round to the nearest whole number, if necessary.) 2) 3) Jim can run 5 miles per hour on level ground on a still day. One windy day, he runs 10 miles with the wind, and in the same amount of time runs 5 miles against the wind. What is the rate of the wind?

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Unformatted text preview: 3) 4) When the temperature stays the same, the volume of a gas is inversely proportional to the pressure of the gas. If a balloon is filled with 174 cubic inches of a gas at a pressure of 14 pounds per square inch, find the new pressure of the gas if the volume is decreased to 29 cubic inches. 4) ±²³ ´µ¶·¸¹º» ¼½³ ¶¾¹½»¹´ ¼²»± ¿²ºÀÁÂÃ ½Ä½²Å½ÆÅ¹ ½» ±»»ÇÈÉÉ¼¼¼Ê¼²ºÀÇ´ËÊ¶µ¸Ê ±¹ ·º¾¹Ì²³»¹¾¹´ Ä¹¾³²µº µË ¿²ºÀÁÂÃ ²³ Ëµ¾ ¹Ä½Å·½»²µº µ¾ ºµºÍ¶µ¸¸¹¾¶²½Å ·³¹ µºÅÎÊ ±²³ Ç½Ì¹ ¼²ÅÅ ºµ» Æ¹ ½´´¹´ ½Ë»¹¾ Ç·¾¶±½³²ºÌ ¿²ºÀÁÂÃÊ...
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MAT_1033_Fall_11_HW_8 - 3 4 When the temperature stays the...

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