Elena and her grandfather both just had birthdays last week. The sum of their ages is 100 years. Her grandfather's age is 4 times Elena's age. How old are Elena and her grandfather?

Suppose the repeated pattern in 0.020020200202002 ... continues forever. Is this number rational? A) Yes, because the number can be written as the quotient integers. B) Yes, because the number is terminating decimal.

What is a median in math?

A triangular bandana has an area of 82 square inches. The height of the triangle is 5 1 8 inches. Enter and solve an equation to find the length of the base of the triangle. Use b to represent the length of the base.

the perimeter of a triangle is 8x+3y. The length of two sides of the triangle are 4x+y and 2x-3y. Find the measure of the third side of the triangle.

Explain how to write 50,000 in exponent form

What is the factir and quotient of 24:4=6 and 4*6=24

What is 2 3/4 in simplest form

A rectangular parking lot is enclosed by 400 feet of fencing. The longer sides are three times as long as the shorter sides. What is the area of the lot?

a cone and a sphere have the same volume. the height of the cone is 96 units. what would be the values for the radius of the cone and the sphere?

A bird flies at a speed of 15 metres per second for 5 seconds, how far does the bird fly