The owner of a quick oil-change business charges $ 18 per oil change and has 45 customers per day. If each increase of $ 2 results in 3 fewer daily customers, what price should the owner charge (to the nearest $ 2 ) for an oil change if the income from the business is to be as great as possible?

Dropping less than two inches per mile after emerging from the mountains, a river drains into the ocean. one day's discharge at its mouth, 5.6 trillion gallons, could supply all of country a's households for seven months. based on this statement, determine how much water an average household uses each month. assume that there are 100 million households in country a. country a uses approximately nothing gallons per household per month.

If lmn=xyz, which congruences are true by cpctc? check all that apply

Hormones perform important functions within the reproductive system. during puberty, a number of changes occur in the body. which hormone is responsible for the development of these characteristics in the female? estrogen progestin progesterone testosterone