Mark wants to maintain an average of 70 on his math tests to remain eligible for sports. so far, he earned scores of 68, 75, 74, 82, and 88. what is the lowest score he can earn on the next test to have an average of at least a 70?

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Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park is the cost of admission proportional to the amount of people entering the amusement park? explain.

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