Jack the kangaroo hopped 50 yards in the same time that a young kangaroo hopped 10 feet. how many more feet did jack hop?

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

An arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of the first 9 terms of this sequence if the first term is 0

Rick is driving to his uncles house in greenville, which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120