Geometry class there are 15 boys and 10 girls. The students are presenting projects to the class. If Mrs. Brown selects students at random for presentations, what is the probability that the first 2 students chosen are girls?

What is the discriminant in the quadratic equation x2 + 11x + 121 = x + 96? A. 0 B. 100 C. 20 D. 200

What number is divisible by five 970 729 86 or 52

Chris walks up to a tank of water that can hold up to 25 gallons When it is active, a drain empties water from the tank at a constant rate When Chris first sees the tank, it contains 13 gallons of water Three minutes later, the tank contains 4

Nadia wants to fill her rectangular fish tank with water. The fish tank measures 2 ft x 1 ft x 1.5 ft. The water level in her fish tank needs to be at least 0.25 ft from the top. She uses a bucket that hold 1.25 ft^3 of water.

What is45 in scientific notation

What is the value of - 9r - 7 when r = 2? -25 -18 11 45

If a square + b square + c square minus ab minus bc minus ca equals to zero, prove that A equals to B equal to C

Miriam makes 4 prize bags that each have 5 miniature toys and 4 healthy snacks. Luz has the same number of total items in the prize bags she is making, but she has a total of 3 prize bags. Luz has 6 miniature toys in each of her treat bag.

Simplify the expression (24:3) * 5-6+2*7-3

What is the factored form of this expressions x^2+5x-36