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Round the numbers to estimate the quotient

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100

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?

Check image and write the letter of the answer