If the mean salary is $50,000 and the standard deviation is $3,200, what is the salary range of the middle 70 % of the workforce if the salaries are normally distributed?

on a map, the length of a nature-center trail is 5.5 centimeters. if the scale is 1 centimeters to 38 kilometers, what is the actual length of the trail? round to the nearest tenth when necessary.

What is the answer to X 5=7

A platform has a volume of 135 cubic feet, but the concrete Joey wants to buy is sold by the cubic yard.

The GCD (a, b) = 18, LCM (a, b) = 108. If a=36, find b.

What would 0.25 be as a fraction?

Multiply. Write your anwser in simplest form. 7/12 x 3/4

Which statement are true regarding the development of trigonometry?

What is the scale factor of abc to def

A cube is numbered 1 through 6. If the cube is rolled twice, how many of the possible outcomes will have two even numbers?

56/67*34/56=reduced to smallest amount