Question

7)Observe the following patterns and extend them by two more terms:
15873 X7 X1 = 111111
15873 X7 X2 =222222
15873 X7 X3 =333333
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Answer 1

$1587 \times 7 \times 4 = 444444 \\ 1587 \times 7 \times 5 = 555555$