In the number 897 432, which digit represents the 10 000s ?
9
What is the sum of 78 + 49 + 52 ?
179
Which number is a prime factor of 20 ?
4
10
5
20
In the number 56 799 what is the value of 7 ?
10 000
7000
100
700
The product of 15 x 15 is ?
125
250
225
255
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