What is the range of the data set?
{33.4, 31.7 ,31.3, 35.6, 33.4, 33.5, 38.8, 39.2, 38.8, 33.4, 37.8}

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?

The perimeter of a rectangular rug is 24 feet. the length of the rug is 1 2/5 i s width. what is the area of the rug

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cos of 61.6