Find the cost per pound of a coffee mixture made from 6 lb of coffee that costs $9.70 per pound and 12 lb of coffee that costs $5.50 per pound.

What are the next three terms in the sequence - 6, 5, 16, 27 A. 38, 49, 60 B. 37, 47, 57 C. 36, 45, 54 D. 36, 46, 57

If the variance of a probability was computed to be 3.6 grams, what is the standard deviation

Solve for x. x/a-5=b

Suppose you have $60 in you bank account. You start saving $10 each week. Your friend has $20 in her account and is saving $15 each week. When will you and your friend have the same amount of money in your accounts? How much will each of you have?

What degree of rotational symmetry does an equilateral triangle have

Mike took clothes to the cleaners three times last month. First, he brought 4 shirts and 1 pair of slacks and paid $15.95. Then he brought 7 shirts, 4 pairs of slacks, and 1 sports coat and paid $49.38.

In a school with only sixth and seventh graders, 2/5 of the 200 students are seventh graders. Describe one way to determine how many students in the school are sixth graders.

List the rst 10 terms of each of these sequences. a) the sequence obtained by starting with 10 and obtaining each term by subtracting 3 from the previous term b) the sequence whose nth term is the sum of the rst n positive integers c) the sequence

If the price of an item is $34 and the sales tax on it is $1.36, what is the sales-tax rate? You can use the calculator tool.

Peter has decided to save $30 each week to buy a new stereo system. Write a direct variation equation for the amount of money, m, that Peter has saved in, w, weeks.