LCM Word Problems

Hot dogs come in packs of 10, while hot dog buns come in packs of 12. You would like to buy enough of each (hot dogs and buns) so that when you put together the hog dogs with the buns, you have nothing left over. What is the least number of hot dog/buns you can make?

Carlos has 36 tomato plants and 81 pepper plants to place in rows. Each row must have the same number of each plant and he must have no plants left over. What is the largest number of rows Carlos can make?

Samuel is pairing up one gel-pen with one note-pad as gifts. The gel-pens come in packs of 6 and the note-pads come in packs of 4. What is the smallest number of gifts Samuel can make so that nothing is left over?

(a)  

Hot dogs come in packs of 10, while hot dog buns come in packs of 12. You would like to buy enough of each (hot dogs and buns) so that when you put together the hog dogs with the buns, you have nothing left over. What is the least packs of hot dogs and buns you can buy?

At the gym, Hillary swims every 6 days, runs every 4 days and cycles every 16 days. If she did all three activities today, in how many days will she do all three activities on the same day? (hint LCM)

Henry and Margo both began traveling around a circular track. Henry is riding his bike, and Margo is walking. It takes Henry 7 minutes to make it all the way around, and Margo takes 12 minutes. How much time will pass until they meet back at the starting line?

Is this question asking to find GCF or LCM?

Maybelline and Kimberly ended up making the same number of biscuits for a bake sale at Sheppard, even though Maybelline made them in batches of 7 biscuits and Kimberly baked them in batches of 11 biscuits. What is the smallest number of biscuits each must have baked?

(a)