How do I calculate percentage increase? And decrease

Inferring What is the smallest possible number of products in a decomposition reaction?

at President bushs inauguration there was 400,000 if the newspapers rounded to the nearst ten thousand what is the largest and smallest people who could of been there

A number cube is rolled. What is P (number<4) P (number<4) ? Enter each answer as a fraction, decimal, and percent in the boxes. Express the fraction in simplest form. what is the Fraction what is Decimal what is the Percent

5r^2-44r+120=-30+11r

What is the volume of a cube whose side measures 18 mm

Suppose that state's record high temperature of 102 was set in 1930, and the record low of -14was set in 1966. What is the range of these temperature extremes?

Max makes a scale drawing of distance between salt lake city and Arizona. The distance between salt lake city and Arizona is 21 cm. If each 7 cm on the scale drawing equals 250 kilometers, how far apart are the salt lake city and Arizona.

What is 2 square roots between 9and 10?

An office supply store sells pencils individually or by the case. Pencils purchased individually cost $0.97 each. One case of forty pencils costs $37.20. You have an annual budget of $95.00 for pencils. Without exceeding the annual budget of $95.

Suppose you were a carpenter. Give the lenght, width, and height of a storage cabinet with a volume of 72 cubic feet that you would build. Explain your choice.