Simplify square roots (variables) Simplify. Remove all perfect squares from inside the square root. 56z7 I WILL ALSO GIVE BRAINIEST TO ANYONE WHO ANSWERS i need a step-by-step explanation as well please i really need to solve this as quickly as possible plz help me!!

Suppose the probability of selling a car today is 0.28. find the odds against selling a car today.

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

Cor d? ? me ? 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.