Assume that adults have IQ scores that are normally distributed with a mean of 104.9 and standard deviation 23. Find the first quartile Q 1 , which is the score separating the bottom 25% from the top 75\%

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.

The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?