Asuccessful basketball player has a height of 6 feet 3 inches or 191cm. based on his statistics from a data set, his height converts to the z score of 2.31. how many standard deviations is his height above the mean? (round 2 decimal points as needed)

7friends share 4 pizzas equally how much pizza did each friend get

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?

Evaluate the expression for the given value of the variable 7a - 4a for a =8