Least Common Multiple - Word Problems

Front

Two neon signs blink together every ___ seconds. One blinks every 9 seconds, the other every 15 seconds.

Back

Least Common Multiple

Front

Lisa is making activity baskets to donate to charity. She has 12 coloring books, 28 markers, and 36 crayons. What is the greatest number of baskets she can make if each type of toy is equally distributed among the baskets?

Back

Greatest Common Factor

Front

Sara has 16 red flowers and 24 yellow flowers. She wants to make bouquets with the same number of each color flower in each bouquet. What is the greatest number of bouquets that she can make?

Back

Greatest Common Factor

Front

The school cafeteria serves tacos every sixth day and cheeseburgers every eighth day. If tacos and cheeseburgers are both on today’s menu, how many days will it be before they are both on the menu again?

Back

Least Common Multiple

Front

Two clocks are turned on at the same time. One chimes every 15 minutes. The other chimes every 25 minutes. In how many minutes will they chime together?

Back

75

Front

A radio station is giving away a $100 bill to every 30th caller and movie tickets to every 40th caller. Which caller will be the first to win both prizes?

Back

120

Front

Henry and Mark are traveling around a circular track. Henry takes 7 minutes to make one loop, and Mark takes 12 minutes. If they start at the same time, in how many minutes will they meet each other again?

Back

84

Front

The school cafeteria serves tacos every sixth day and cheeseburgers every eighth day. If tacos and cheeseburgers are both on today's menu, in how many days will they both be on the menu again?

Back

24

Front

Two neon signs are turned on at the same time and begin to blink. One sign blinks every 9 seconds. The other blinks every 15 seconds. In how many seconds will they blink together?

Back

45

Front

Melanie and Martin are both building a toy train track out of connecting pieces. Melanie has pieces that are 8 inches long while Martin's pieces are 20 inches long. How long will the shortest track be that they can each build with the same length?

Back

40