Convert the following to km:
(a)2435 m
(b)4m 50cm

Identify the number 127 as a rational or irrational. explain

Emily is entering a bicycle race for charity. her mother pledges $0.90 for every 0.75 mile she bikes. if emily bikes 18 miles, how much will her mother donate?

240 seventh graders and two-thirds of the students participate in after-school activities how many students participate in after-school activities