What is 2/3 simplified

Arcus had 8/9 of a pack of construction paper. he used 1/5 of the paper to make paper airplanes. what fraction of the original pack did Arcus use to make paper airplanes?

Given that 3 feet equals 1 yard and 240 yards equal 1 cable, how many feet are equal to 1 cable

Sandra paints 1/2 of a small wall. Kenneth paints 1/2 of a large wall. Sandra claims that together they painted one wall because 1/2 + 1/2. Is she correct? Use mathematical reasoning to explain why or why not.

Thomas correctly spell 18 out of 20 words on his last spelling quiz. What decimal represent the portion of the rights that Thomas spelled correctly

Factor completely: x^2-y^2-1.5 (x-y)

Katya is 15 years old, which is 5/6 of her brother's age. How old is her brother?

Complete the square so that the left side of x2 + 8x - 3 = 0 becomes a binomial squared.

The numerators of any rational roots of a polynomial will be factors of the what?

What is 12-9*3*4+3 in three different ways

What is the combined land area of the countries A and B is 154,973 square kilometers. Country A is larger by 573 square kilometers. Determine the land area of each country