A two-digit number is such that the sum of its digits is 12 and the ones digit is twice its tens digit. Find the number.

In a bag of marbles 12% were red and 14% were blue, and the rst were white. If there were 250 marbles, how many were red and blue?

S (x) = 22x-8 and f (x) = - 5. What is s (x) x f (x) ?

What is the area of the shaded region? a 12cm x 2cm rectangle sits inside a circle with a radius of 8 cm

Which positive integers less than 12 are relatively prime to 12?

Use inverse operations to solve the equation. - 5x=65

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.

Jade is making a square birthday card and she's going to put a ribbon borders on each of the 4 equal sides piece of ribbon that is 33 inches long do you have all of the ribbon how many inches of ribbon conget put on all equals side

Suppose that textbook weights are normally distributed. You measure 28 textbooks' weights, and find they have a mean weight of 76 ounces. Assume the population standard deviation is 12.3 ounces.