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What number is 100 less than 2643?
2643 - 100 = 2543
What is 2643 to the nearest 10?
Well, isn't that a lovely number we have here? Let's take a moment to appreciate it. When we round 2643 to the nearest 10, we see that it becomes 2640. Just a gentle adjustment to make it a bit simpler and easier to work with.
What is 339 divisible by?
It is divisible by 3, for example.It is divisible by 3, for example.It is divisible by 3, for example.It is divisible by 3, for example.
If a number is not divisible by 10 then itis not divisible by 5?
It's false because we have numbers that is divisible by 10 but not divisible by 5 and vice versa, we have numbers that is divisible by 10 but not divisible by 5.
A number is divisible by 6 if and only if it is divisible by 3?
If this is a T-F question, the answer is false. It is true that if a number is divisible by 6, it also divisible by 3. This is true because 6 is divisible by 3. However, the converse -- If a number is divisible by 3, it is divisible by 6, is false. A counterexample is 15. 15 is divisible by 3, but not by 6. It becomes clearer if you split the question into its two parts. A number is divisible by 6 if it is divisible by 3? False. It must also be divisible by 2. A number is divisible by 6 only if it is divisible by 3? True.
