Sumalee won 40 super bouncy balls playing horseshoes at her school's game night. later she gave two to each of her friends. she only has eight remaining. how many friends does she have?

Use the frequency distribution, which shows the number of american voters (in millions) according to age, to find the probability that a voter chosen at random is in the 18 to 20 years old age range. ages frequency 18 to 20 5.9 21 to 24 7.7 25 to 34 20.4 35 to 44 25.1 45 to 64 54.4 65 and over 27.7 the probability that a voter chosen at random is in the 18 to 20 years old age range is nothing. (round to three decimal places as needed.)

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class