Mathematics, 29.01.2020 21:47 lorelei7668
If you roll two number cubes, what is the probability of their sum being seven or higher?
7/12
5/12
7/5
5/7
Answers: 2
Mathematics, 21.06.2019 21:50
Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?
Answers: 1
Mathematics, 21.06.2019 23:00
I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )
Answers: 1
If you roll two number cubes, what is the probability of their sum being seven or higher?
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