Leigh charges $25 $ 25 for a haircut. she pays $75 $ 75 per day to the owner of the business. if she does 12 12 haircuts during the day, how much does she earn after expenses? choose the correct solution to this problem.

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For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is

How many times larger is 6 × 10^12 than 2 × 10^7? a. 30,000 b. 3,000 c. 3,000,000 d. 300,000