31/93 in simplest form

One divide by four why pluse four equals one divide by six why

7 A triangle is right-angled if the sides are a = m2 - n2, b = 2mn and c = m2 + n2 where m and n are positive integers, and m > n. Show that this is true by substituting into the equation c2 = a2 + b2.

Simplify 4x - 2y - 3x + 5y

Imagine that you have a bag containing 10 marbles of different colors. you have drawn a marble, recorded its color, and replaced it fifty times, with the following results: 9 purple, 16 orange, 6 yellow, and 19 green marbles.

A hexagonal tray of vegetables has an area of 450 cm^2. What is the length of each side of the hexagon?

The members of the Student Activity Council on your campus are meeting to select two speakers for a month-long event celebrating artists and entertainers. The first names of the choices are Ben, Will, Stewart, Hilary, and Kate.

A circle has a circumference of 120cm calculate the radius of the circle?

A dealer paid 10000 for a boat at an auction. At the dealership, a salesperson sold the boat for 30% more than the auction price. The salesperson received a commission of 25% of the difference between the auction price and the dealership price.

Bill reads 1/5 of a book on Monday he reads 2/3 of a book on Tuesday if he finish reading the book on Wednesday what fraction of the book did he read on Wednesday

Adding and Subrtracting Fractions. Solve each problem. Write your answer as a mixed number (if possible) 5) 4 2/7 - 2 1/5 6) 5 7/8 + 11/4 7) 5/8 - 2/5 8) 16/5 + 2 1/2