21
The range of that set of numbers (the difference between the highest and lowest number) is 11.
Any number between 0 and 12 that you like. There is no need for the sides of the rectangle to be whole numbers!
The answer is 120. Simply add the numbers together like you would for two plus two. To check your work, a calculator is the best option.
The answer is 144. Simply add the numbers together like you would for two plus two. To check your work, a calculator is the best option.
It is the associative property for the addition of numbers.
The prime numbers between 12 and 48 are 13,17,19,23,29,31,37,41,43,47.
The answer is 60. Simply add the numbers together like you would for two plus two. To check your work, a calculator is the best option.
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prime numbers between 12 and18: 13, & 17
There are six prime numbers between 12 and 35: 13,17,19,23,29,31
11 plus 12 plus 13 can satisfy this
12 is half of 24