Mathematics, 10.12.2020 01:40 antant89
A group of friends each collects baseball cards. The average number of cards in each collection is 94. The total number of cards in all collections is 1316. How many friends are in this group?
A. 16
B. 15
C. 14
D. 13
Answers: 2
Mathematics, 21.06.2019 18:30
Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)
Answers: 1
Mathematics, 21.06.2019 19:30
The total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?
Answers: 2
Mathematics, 21.06.2019 20:00
The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?
Answers: 2
A group of friends each collects baseball cards. The average number of cards in each collection is 9...
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