If the dimensions of the following cylinder are quadrupled, what will be the volume of the new similar cylinder? 340,426.24 in.3 110,528 in.3 63,829.92 in.3 20,724 in.3

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

What is the greatest number of parts of a circle that can be formed by cutting the circle with 7 straight cuts? (note: the parts do not have to be equal in size)