In the last 98 years, 100 billion crayola crayons have been made! in the last 98 years, average of how many crayola crayons have been made every minute?

According to the normal model, what percent of receivers would you expect to gain fewer yards than 2 standard deviations below the mean number of yards

Jordan rides his bike 6 7/15 miles every day to deliver newspapers and to go to and from school. if his ride to and from school is 4 3/10 miles, how many miles is the trip to deliver newspapers? 1 1/3 1 1/6 2 1/6 2 4/5

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)