The following frequency table shows how old each of Brad's kids was when they started kindergarten. Age (in years) Number of kids 3 33 1 11 4 44 2 22 5 55 1 11 Find the mean age. years old

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

Simplify the rational expression. state any restrictions on the variable. t^2-4t-12 / t-8 the / is a fraction sign.

Is a triangle with sides of length 6ft, 21 ft, 23 ft. a right triangle?