Use least common multiple or greatest common divisor to solve the problem.
-Bob's frog can travel 7 inches per jump, Kim's frog can travel 9 inches, and Jack's frog can travel 13 inches. If the three frogs start off at point 0 inches, how many inches will it be to the next point that All three frogs touch?
A)819 inches
B)29 inches
C)117 inches
D)63 inches

Question

Quizplus · Accepted Answer

The next point all three frogs touch is found by calculating the least common multiple (LCM) of their jump distances (7, 9, and 13 inches). The LCM of 7, 9, and 13 is 819 inches, meaning all three frogs will land on the same point after traveling 819 inches.

Use Least Common Multiple or Greatest Common Divisor to Solve