A model dinosaur is 6 feet tall. The scale used to make the model is 1 ft. = 7.5 ft. How tall is the real dinosaur? I need help with it for my math homework

What is the value of x in the diagram below?

Rectangle leg this 11feet and perimeter of 38feet what is the width of the rectangle in feet

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.