Question Info

This question is public and is used in 308 tests or worksheets.

Type: Multiple-Choice
Category: Primes, Factors, and Multiples
Level: Grade 6
Score: 1
Tags: Word Problems
Author: cmshipley
Last Modified: 2 months ago

View all questions by cmshipley.

Primes, Factors, and Multiples Question

View this question.

Add this question to a group or test by clicking the appropriate button below.

Grade 6 Primes, Factors, and Multiples

Three clocks ring once at the same time. After that, the first clock rings after every 90 minutes, the second after every 30 minutes, and the third after every 60 minutes. After how many minutes will they again all ring together?
  1. 90 minutes
  2. 120 minutes
  3. 180 minutes
You need to have at least 5 reputation to vote a question down. Learn How To Earn Badges.