Find the length of the arc below, reduce the fraction and leave the answer in term of

11 km
60°

What's the difference between: x≥0 and nonnegative integer. ?

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?