3.
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Which of the following statements is true? |
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[ ] |
7 is a prime number |
[ ] |
4 is a multiple of 8 |
[ ] |
30 is a square number |
[ ] |
An odd number plus an even number equals an even number |
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4.
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Which of the following is a square number? |
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[ ] |
66 |
[ ] |
88 |
[ ] |
100 |
[ ] |
111 |
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5.
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What do you always get when you add a negative whole number and a negative whole number? |
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[ ] |
A positive number |
[ ] |
A negative number |
[ ] |
Either a positive or negative number |
[ ] |
Either a positive number or negative number or zero |
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6.
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If a number is divisible by 8, what must the final digit of the number be? |
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[ ] |
8 |
[ ] |
6 or 8 |
[ ] |
2, 4, 6 or 8 |
[ ] |
0, 2, 4, 6 or 8 |
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7.
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If a number is divisible by 9, what must the final digit of the number be? |
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[ ] |
9 |
[ ] |
6, 7, 8 or 9 |
[ ] |
1, 3, 5, 7 or 9 |
[ ] |
0, 1, 2, 3, 4, 5, 6, 7, 8 or 9 |
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8.
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What happens to an odd number if you multiply it by 3? |
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[ ] |
It remains an odd number |
[ ] |
It becomes an even number |
[ ] |
It could be either odd or even |
[ ] |
There are no rules |
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9.
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What happens to an even number if you multiply it by 6? |
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[ ] |
It becomes an odd number |
[ ] |
It remains an even number |
[ ] |
It could be either odd or even |
[ ] |
There are no rules |
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10.
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Which of the following statements is wrong? |
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[ ] |
If a number is divisible by 6, it is an even number |
[ ] |
If a number is divisible by 14, it is divisible by 7 |
[ ] |
If a number is divisible by 6, it is divisible by 12 |
[ ] |
If a number is a multiple of 12, it is divisible by both 3 and 4 |
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4, 6 and 12 go into 24 exactly:
4 x 6 = 24, 6 x 4 = 24 and 12 x 2 = 24 - but that means 24 is a multiple of those numbers. Only 48 is a multiple of 24 because 24 x 2 = 48