Ajar contains quarters and dimes. there are 120 total coins valuing $20.55. define a system of equations to represent the contents of the jar and then solve the system by substitution. how many quarters are in the jar?

Someone answer asap for ! max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a. the median of max’s data is 250 b. more than half of the data points max recorded were 177 centimeters. c. a data point chosen at random is as likely to be above the mean as it is to be below the mean. d. every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

As a salesperson you get $50/day and $3.60/each sales you make.if you want to make $60 in one day, how many sales would you need need to make ? a 3b 4c 5d 6 show work.

What is the answer to question 11? richard simplified an expression in three steps,as shown taking 04.10 segment one exam part one (flvs)