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Is 2124 divisible by 9?
You can determine if any number is divisible by nine by adding its digits together: 2 + 1 + 2 +4 = 9 if the result is divisible by 9, then the original number is divisible by 9. In this case, the answer is divisible by 9 so, yes it is (in fact it is 236 x 9).
How many numbers between 200and 500 are divisible by 7?
7 x 29 = 203, 7 x 71 = 497. There are therefore 71 - 28 ie 43 multiples of 7 in the range.
What is the square root of 448 simplified as?
8√7. Since the square root of 4 is 2 you just keep dividing the number by 4 and multiplying 2 outside the radical until you get to a number not divisible by 4. (√448 = √[112*4] = 2√112) then (2√112 = 2√[28*4] = 4√28) then (4√28 = 2√[7*4] = 8√7)
What two digit is divisible by 528?
None. The smallest number divisible by 528 is 528.
Is 5715 divisible by 2 35 9 or 10?
this # is divisible by 3, 5, and 9 :-) ;-P
