3.
a restaurant charges 6% sales tax on all items sold. sylvia paid $20 for her check
and received $4.63 in change. the equation 20-1.06x = 4.63 can be used to find x,
the cost of sylvia's meal before tax. what was the cost of the meal before tax?
a. $14.31
b. $14.50
c. $15.37
d. $16.29

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.

What is the probability of throwing several dice with sum equal to 6 (six)? show the ways of possibilities for sum 6 (as the numerator) and the ways of throwing n dices for n = 1, 2, 3, 4 or 5 as denominator for all the questions to earn full credits. (a)throw one die, (b) throw two dice, (c) throw three dice (d) throw 4 dice, (e) throw 5 dice

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1