Acircular skating rink has a radius of 40 feet. which expression can be used to find the circumference of the skating rink, in feet?

Asquare is dilated by a scale factor of 1.25 to create a new square. how does the area of the new square compare with the area of the original square? a)the area of the new square is 1.25 times the area of the original square. b)the area of the new square is 2.50 times the area of the original square. c)the area of the new square is 1.252 times the area of the original square. d)the area of the new square is 1.253 times the area of the original square.

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup