Sean and evan are selling rolls of wrapping paper to raise money for the new football team uniforms. evan has sold seven more that one-half the number of rolls that sean has. if they sold a total of 121 rolls, how many has evan sold? : )

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?

The revenue each season from tickets at the theme park is represented by t(c)=5x. the cost to pay the employees each season is represented by r(x)=(1.5)^x. examine the graph of the combined function for total profit and estimate the profit after four seasons

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?