Question

Cross out 3 digits in the number 51489704 so that the number remaining is divisible by 45

Answer 1

1,152

Explanation:

So here, we shall be removing random numbers

For ease, since the number is divisible by 45: it is advisable to end the selected number with zero

So we have it that;

we are crossing the first 4, 9 and 7

So, we are left with;

51,840

dividing this by 45 will give 1,152