2. Dora and Ron share £50 in the ratio 3:7.
1 answer:
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Answer:
rational number
Step-by-step explanation:
Natural numbers:
This is every number in the sequence 1, 2, 3, 4...
Whole numbers:
This is all of the above, but it also includes 0.
Integers:
All of the above, but this also includes negative numbers.
Rational numbers:
A rational number is any number than can be represented as a fraction of 2 integers. All of the above are also rational numbers, and below are some other examples:
Irrational numbers:
Basically anything that wasn't covered above. These cannot be represented as a fraction of 2 integers.
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You don't make it clear if this is a repeating decimal or not, but either way, this is a rational number as you can represent it as a fraction:
In the case that it was a repeating decimal, those are also rational numbers. Take this for example:
This is rational:
Answer:
Dan is correct
Step-by-step explanation:
From the question, we have:
Required
The average
The average hour is calculated using:
So, we have:
<em>Dan calculated the mean as 3; while Bret calculated the mean as 4.</em>
<em>Hence, we can conclude that Dan s correct</em>