David and denise share n pears in the ratio of 4: 9. how many pears does denise have in terms of n?

The length of an intercepted arc of a central angle of a circle is 4 cm. if the radius of the circle is 5 cm what is the measurement of the central angle to the nearest whole degree

Which two fractions are equivalent to 24/84? 6/42 and 2/7 6/21 and 2/6 12/42 and 3/7 12/42 and 2/7

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?