This week, Johnny spent a total of 100 minutes training. This total was 8 more than four times the amount of minutes he trained last week. How many minutes did Johnny spend training last week ? A) 100-4x=8
B) 8+4x=100
C) 4x-8=100
D) 100-8=4x

Quick! what is the area of this trapezoid?

Robert plans to make a box-and-whisker plot of the following set of data. 27, 14, 46, 38, 32, 18, 21 find the lower quartile, the median, and the upper quartile of the set? lower quartile: 19.5; median: 29.5; upper quartile: 42 lower quartile: 14; median: 27; upper quartile: 46 lower quartile: 18; median: 27; upper quartile: 38 lower quartile: 16; median: 29.5; upper quartile: 42

Mrs. chibas is making chocolate chip cookies for her daughter's class. she bought a tub of chocolate chip cookie dough that contained 57.6 ounces of dough. if each cookie needs 1.2 ounces of dough, how many cookies can she make