Question

11. Is 12 a factor of:
(a) 128?
(b) 3362
12. In each of the following numbers, replace * by the
smallest digit to make it divisible by 3.
(a) 75*2 (b) 651 (c) 40*3
13. In each of the following numbers, replace * by the
smallest digit to make it divisible by 9,
( 17805
(b) 78*2
wak) 67*19
(d) 538*8.
14. In each of the following, replace * by (i) smallest digit
(ii) largest digit to make it divisible by 6.
(a) 57*6
(b) 55*4
14
15. In each of the following numbers, replace * by
smallest number to make it divisible by 11.
(a) 86*72
(b) 64*719​

Answer 1

11. 12 is not factor of both 128 and 3362 because it has only 6 factors