Peter's number is nine more than Anna's. The sum of their numbers is 63. What are their numbers?

25/100 simplest form

the average woman's height is 65 inches with a standard deviation of 3.5 inches. what proportion of women are shorter than 62inches tall

Roger is trying to understand why the product of a positive number and a negative number should be negative. How would you explain to Roger why two times - 4 over five is a negative number?

How can 15 percent be written as a ratio?

What is a relation and what does it do in functions?

Karen runs 8 miles in 84 minutes. At the same rate, how many minutes would she take to run 6 miles?

A cube has a edge length of 6 inches you multiply the side lengths by 4. how many times greater is the volume of the new cube

Of the first 103 elements how many have just one letter in their symbols

Mike has $136.00 to spend on his ticket into the amusement park he spends 25% of that money on his ticket into the park. How much does Mike have left to spend?

A triangle is formed with side lengths of 7 inches, 24 inches, and 25 inches. is the triangle a right triangle