charlie goes to his piggy bank and finds 35 coins. all nickels and quarters are worth $ 5.15 which equation best represents the situation if n is nickels and q the number of quarters , systems of equations

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.

The value of cos 30° is the same as which of the following?