Bob's frog can travel 6 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?
2 answers
draw it. Start at 0, then + 9 for Kim. +13 for jack, and + 6 for Bob. Contuine you this till you find where they meet
You are actually just finding the LCM of 6, 9, and 13
which is ..
6 = 2x3
9 = 3x3
13 is prime, so LCM = 3x3x2x13 =234
which is ..
6 = 2x3
9 = 3x3
13 is prime, so LCM = 3x3x2x13 =234
1 answer