When Spheres-R-Us ships bags of golf balls, the number of balls in each bag must be within 4 balls of 250. Write a compound inequality and an absolute value inequality for an acceptable number of golf balls b in each bag.

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches. approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is