Number Properties: Medium Test 8
15 questions · 15 minutes
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Example questions from this paper
A preview of the wording. The answer options and full explanations appear once you begin.
- Which test shows that a whole number is divisible by 6?
- What is the smallest number that 4, 5 and 6 all divide into exactly?
- Four pupils were asked how many factors 30 has. The table shows their answers. Who is correct?
- Apart from 1, what is the smallest number that is both a square number and a cube number?
- How many prime numbers are there between 40 and 60?
Before you begin, remember
- A number is divisible by 3 if its digits add to a multiple of 3, and by 9 if they add to a multiple of 9. This turns a long division into a two-second check.
- Know the square numbers to 15 x 15; they appear in area, algebra and sequence questions as well as here.