allison burns 15 calories per minute on the elliptical and 12 calories per minute on the treadmill. If she spent one hour at the gym on these two machines and burned a total of 774 calories, how long did she spend on the elliptical?

Simplify: fraction numerator a to the power of 6 b to the power of minus 5 end exponent over denominator a to the power of minus 5 end exponent b to the power of 6 end fraction a-11b-11 a11b11 a to the power of 11 over b to the power of 11 a over b

The rectangle shown represents the base of a cracker box shaped like a rectangular prism. Use the ruler provided to measure the length and width of the rectangle to the nearest 1/4 inch. The height of the box is 6 inches.

Write (-32) ^2 as an expression without a negative exponent

What 3-d shape has 4 triangular faces and 1 rectangular face

Find the lowest common multiple of 14 and 18

63 is 25% of what number?

Finding a sales price original 280.00 discount 80%

Euler's formula, V - E + F = 2 relates the number of vertices V, the number of edges E, and the number of faces F of a polyhedron. How many faces does a polyhedron with 5 vertices and 8 edges have?

12. x2 - 25 = 0 solve for square roots

How many solutions does the equation have? |p - 4| = - 5