at the beginning of the school year, 6th grade class at the pine middle School has 572 students. there are 260girls and 312 boys. what is the probability that a randomly selected 6th grade students is a boy

If a certain number is added to both the numerator and denominator of the fraction 7 6 76, the result is 3 2 32. find the number.

The product of two positive consecutive integers is 132. find the integers.

Do you agree or disagree that we should study number systems in computing? Why are Binary and Hexadecimal so important in computing?

Tyron and Penelope both bought 4-wheelers. Tyron paid $199 up front, and will pay the remainder in 12 payments of $50 each. Penelope paid nothing up front, and will make 18 payments of $49. Who got the better buy?

Find three consecutive odd integers such that the sum of the smaller two is three times larger increased by seven

A helicopter leaves central airport and flies north at 180 mi/hr. Twenty minutes later a plane leaves the airport and follows the helicopter at 330mi/hr. How long does it take the plane to overtake the helicopter

A rectangular piece of paper with length 29 cm and width 12cm has two semicircles cut out of it. Find the area of the paper that remains.

Kent earns $49,000 a year and has to pay $45 in taxes for every $1,000. How much taxes does he pay in one year? A. $2,049 B. $2,000 C. $2 205 D. $1,000

What is the surface area of a right rectangular prism whose dimensions are 3 by 6 by 8?

I am a two-digit number Both of my digits are even I am the product of two consecutive whole numbers The sum of my digits is greater than the product of my digits