What is (0.833)(0.143)(0.875)(0.889)(9) in approximate fraction form? In approximate decimal form?
Please note that OA and options are NOT available in the source. Please suggest the best approach to solve this in the least possible time.
5/6 and 0.8333 respectively..
The best approach is to know the pattern of fractions... For example, any fraction, N/3 would be of form X.3333333 or a multiple of it (Y.6666666) or integer
Or, any factor, N/4 would be of form X.25 or a multiple (Y.50, Z.75) or integer
And so on...
For the given question
It comes down to:
5/6 * 1/7 * 7/8 * 8/9 * 9= 5/6 or 0.83333
Dude- it's not that I'm not convinced with your approach..It's great and shows the right one i think but as Macfauz rightly mentioned i was looking for official explanation from