Subtracting 60% of a number from the number, we get the result as 40, the number is
100
10
20
200
None of These
x−60x100=40
0.4x=40
=> x = 100.
If we subtract 4.5 from the result of 3.3× 2.5 , the number we get is ___
If we subtract 12 from a number and multiply the result by 12, we get 38. What is the number?