Mathematics, 28.07.2019 22:20 AdoNice
Abuilding across the street casts a shadow that is 24 feet long. your friend is 66 feet tall and casts a shadow that is 4 feet long. what is the height of the building?
Answers: 1
Mathematics, 20.06.2019 18:04
The price of a coat increased from $78 to $92. what is the price increase percentage?
Answers: 1
Mathematics, 21.06.2019 17:20
Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?
Answers: 2
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 22:00
You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?
Answers: 3
Abuilding across the street casts a shadow that is 24 feet long. your friend is 66 feet tall and cas...
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