Two clocks are turned on at the same time. One clock chimes every 15 minutes. The

other clock chimes every 25 minutes. In how many minutes will they chime together?

Combine the radicals 5√27 - 17√3

If there are 4 quarts in a gallon, and 2 pints in a quart, and 2 cups in a pint, then how many cups are in a gallon?

What prime factor (s) will make the lcm of 9 and 15

Vincent spent a total of 1 1/4 hours at the trampoline park if he spends 3/4 of an hour eating birthday cake, and the rest of the time doing flips ... How much time is he flipping?

A plane flew from New York to Florida which was 1,259 miles one way. If the plane made 6 trips how many miles did the plane travel altogether?

A basket of beads contains eight red beads six yellow beads and six green beads. A bead will be drawn from the basket and replaced 150 times. What is a reasonable prediction for the number of times a green bead is drawn?

How many different 10-letter code words can be constructed from the English alphabet?

The circumference of a circle with a radius of 2 meters is approximate by the perimeter of an inscribed polygon with 10 sides. Which expression gives the described approximation of the circumference?

2x^2-16+22=0 (quadratics)

In ΔABC, AB = 20 cm, AC = 15 cm. The length of the altitude AN is 12 cm. Prove that ΔABC is a right triangle.