Mathematics, 13.07.2019 17:10 LadyHolmes67
Jack typed 80 words per minute when he enrolled in a typing course. his typing speed increased by 3% two weeks into the course. at the end of the course, jack was able to type his entire 1, 680 word document in 20 minutes. what was the percent of increase in his typing speed from the beginning of the course to the end? a 3% b 4% c 5% d 6% e 7%
Answers: 2
Mathematics, 21.06.2019 17:30
Adozen bananas weigh 3 pounds how many ounces does 1 banana weigh
Answers: 1
Mathematics, 21.06.2019 17:50
On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.
Answers: 2
Mathematics, 21.06.2019 21:30
The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?
Answers: 1
Mathematics, 22.06.2019 00:00
If 7x=9y, y/z = 7/5 , then x/z = (a) 2/7 (b) 7/9 (c) 9/5 (d) 9/7 (e) 5/9
Answers: 1
Jack typed 80 words per minute when he enrolled in a typing course. his typing speed increased by 3%...
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