Johnetta simplified seven over nine ÷ three over eight.; her work is shown below. identify where she made her error. original division problem: seven over nine ÷ three over eight. step 1: 7 over 9 x 3 over 8 step 2: 7x 9 over 3 x 8 step 3: 21 over 72 step 4: 7 over 24 a. step 1 b. step 4 c. step 3 d. step 2

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made. determine an equation to model his situation?

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.