2) Mr. Harris bought 4 hot dogs and 3 burgers for his family from a refreshment stand at the beach and paid $27. Ms. Sanders bought 7 hot dogs and 4 burgers for her family at the same refreshment
stand and paid $41. Which system of equations can be solved to determine h, the price of a hotdog,
and b, the price of a burger?

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score

(: the two box-and- whisker plots below show the scores on a math exam for two classes. what 2 things do the interquartile range tell you about the two classes?