Explanation : There are four perfect squares between 10 and 16, 25, 36, and How many integers fall between 17 and 73 on a number line? Explanation : To calculate the number of integers, find subtract the integers of interest and then subtract 1. Explanation : The smallest perfect square between and 1, inclusive is itself, since. An ice cream vendor sells five different flavors of ice cream. In how many ways can you choose three scoops of different ice cream flavors if order matters?
How many integers are in between the numbers , and ? Explanation : How many integers are in between the numbers , and ? An integer is just a whole number. However, what if your numbers are really big? Then just subtract the smaller number from the bigger number and then subtract 1. Our answer is eleven either way. Explanation : To determine the number of integers in between 2 and 8, we can simply write out the numbers and count. Copyright Notice.
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Varsity Tutors. Privacy Policy. Here the word "inclusive" tells us that we need to count both -8 and 17 in our calculation. A helpful tip for these questions: if you're including both end points, you can calculate by using the range greatest value minus smallest value and adding 1 to account for the inclusive set.
Another way to look at this one is to chop it up: between -8 and 17 there are 8 negative integers -1 through -8 , 17 positive integers 1 through 17 , and 0 as one more integer. A prime numbers is a number greater than 1 that can only be divided by 1 and itself.
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Possible Answers:. Correct answer:. Explanation : There will be 15 gaps of long but 16 tick marks because there will be a tick mark on each end of the ruler. Report an Error. Four consecutive odd integers sum to How many of these numbers are prime? Explanation : Let x equal the smallest of the four numbers. Therefore: Therefore the four odd numbers are 7, 9, 11, and Explanation : We know that the remainder, , must be less than by the definition of remainder.
Explanation : Let's look at a small example, the numbers between 1 and 3 including all endpoints. Then, adding 1,. Explanation : To count the number of pages in between these two page numbers, we want to subtract and then add. Explanation : An important consideration whenever you're asked for the number of integers between two other numbers is to determine whether the two "end points" are included. Explanation : A prime numbers is a number greater than 1 that can only be divided by 1 and itself.
Nine prime numbers are in this set interval. Copyright Notice. Stan Certified Tutor. Northwestern University, Bachelor in Arts, Economics.
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