find the height of a door on a scale drawing if the door is 2 meters tall and the scale is 1 centimeter = 4 meters

Suppose x varies inversely with y and y varies inversely with z. How does x vary with z? Justify your answer algebraically

Six billion, three million, forty - one thousand sixteen in standard form

Jay's father is twice as old as Jay. In 20 years Jay will be two thirds as old as his father. Find the number

What is 1/4y - 2/3 = 5/6?

Jim rode his bike at a steady rate of 20 miles per hour. Given that his distance is d miles, is directly proportional to the time he rides, t hours, identify the constant proportionality and write a direct proportion equation.

Nikki drank 0.8 of a 20.5 ounce container of apple cider. How many ounces of apple cider did Nikki drink?

What is 12 units to right of 0

Distance between (-5,-3) and (1,2)

Alana bought 6 books each book costs 13$ and each bookmark cost 2$ how much did she spend on books

What's the quadratic equation?