Mathematics, 19.03.2021 04:50 greend0719
Ryan paid $535 for 16 model trains. One of the train's items cost $25 each and another train's items cost $40 each. Which system of equations represents this situation?
Answers: 3
Mathematics, 22.06.2019 00:30
1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?
Answers: 2
Mathematics, 22.06.2019 06:30
Tiny's tattoo parlor sold 389389 tattoos this month. 4343 of those tattoos were arm tattoos. based on this data, what is a reasonable estimate of the probability that the next customer does not get an arm tattoo?
Answers: 2
Mathematics, 22.06.2019 07:00
What is the similarity ratio for two circles with areas 2pi m^2 and 200pi m^2
Answers: 2
Ryan paid $535 for 16 model trains. One of the train's items cost $25 each and another train's items...
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