A phone company has two long distance
calling plans. The first plan is $25 per month
for unli...
Mathematics, 16.12.2020 19:40 Piglets1228
A phone company has two long distance
calling plans. The first plan is $25 per month
for unlimited long distance calling. The second
plan is $10 per month plus $0.05 per minute
of long distance calling. After how many
minutes of long distance calls will it be cheaper
for a customer to purchase the first plan?
Answers: 1
Mathematics, 21.06.2019 16:30
The ratio of men to women working for a company is 4 to 5 . if there are 90 women working for the company, what is the total number of employees?
Answers: 1
Mathematics, 21.06.2019 23:00
Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?
Answers: 2
Mathematics, 22.06.2019 03:00
Lucy spent $165 in december using a new credit card. in january, she began paying between $15 and $25 each month towards her account balance.
Answers: 1
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