68% of the girls sang how many sang

A number decreased by 73 is 129 find the number

If the distribution of the population has a nonzero standard deviation and mean 10 then the probability that an individual data value will be greater than 12 is always less than the probability that the mean of 45 randomly selected data values will

What is 2/6 also known as in another fraction

Kelly has 4 times as many songs on her music player al Lou. Tiffany has 6 times as Lou. Altogether they have 682 songs on their music players. How many songs does jelly have?

Which is the greatest common factor for the 172 and 184? A) 2B) 4C) 6D) 9E) 16

What is the perimeter of a square with 8-inch sides

Use the order of operations and the digits 2,4,6 and 8 to create a expression with a value of 2

Karina bought 8 bagels and used a gift certificate for $4. Her total cost is represented by the expression 8b - 4, where b is the cost of a bagel. What is an equivalent expression?

In (x-4) + ln (x+3) = ln18

Oscar is making a play block for his baby sister by gluing fabric over the entire surface of a foam block. How much fabric will Oscar need 2.3 in 2.3 in 6.1 in