Multiple & Factor( Week 24 Practice) 1. Laura bought more than 3 apples. Counting by 3s, there are 2 apples left. Counting by 4s, there are 2 apples left too. At least, how many apples did she buy? 2. Three consecutive multiples of 10 have a sum of 300? What is the middle number among the three numbers? 3. If x + 1 is a multiple of 7, which of the following must be the next greater multiples of 7? 4. Morgan, Ben, and Josh are riding a bike around a 1000 yards circular track. They start at the same place, same time and in the same direction, but each rides at different speed with Morgan at 787 yards per minute, Ben at 837 yards per minute, and Josh at 887 yards per minute. What is the least number of minutes will it take for all three to be together again? 5. A number is greater than 6. When the number is divided either by 13 or 15, the remainder is 6. What is the smallest possible even number that has the above property? |