Adam tried to compute the average of his 7 test scores. he mistakenly divided the correct sum of all of his test scores by 6, which yields 84. what is adam's correct average test score?

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?