Happy finds and keeps change she finds around her house recently she learned she has all nickels and quarters she has twice as many quarters as nickels and a total of $4.40 how many nickels does she have how many quarters does she have

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

Which two fractions are equivalent to 24/84? 6/42 and 2/7 6/21 and 2/6 12/42 and 3/7 12/42 and 2/7

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?