Each marble bad sold by diane's marble company contains 4 yellow marbles for every 5 blue marbles. if a bag has 30 blue marbles, how many yellow marbles does it contain?

Which statement is not always true for a parallelogram? (a) opposite sides are congruent. (b) diagonals bisect each other. (c) it has 4 congruent angles. (d) consecutive angles are supplementary.

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

Solve with work adding cheese to a mcdonalds quarter pounder increases the fat content from 21g to 30g. what is the percent of change ?