Tag: math & puzzles

Find the missing elements in the following series(in order) J,,M,A,,J

Find the missing elements in the following series J,,M,A,,J

Robert sold 2/3 of his pencils for $0.15 each. If he has 8 pencils left, how much money did he collect for the pencils he sold?

What is the perimeter of a regular hexagon with sides that are 22 centimeters long?

What is the perimeter of a regular hexagon with sides that are 22 centimeters long?

1 ton = 2000 pounds. If a truck weighs 2.5 tons, how many pounds does it weigh?

If the perimeter of a square is 56 meters, how long is one side?

Mary is 54 years old, and her mother is 80. How many years ago was her mother three times the age of her daughter Mary?

1) A focus of an ellipse is at the origin. The directrix is the line x = 4 and the eccentricity is 1/2. Then the length of the semi-major axis is

A parabola has the origin as its focus and the line x = 2 as the directrix. Then the vertex of the parabola is at