If 1.67*2.191 = 3.66 4.76*3.12 = 14.8 Then 2.42*1.6 =

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01 Aug 2009 Science Basic Rule

If 1.67*2.191 = 3.66
4.76*3.12 = 14.8
Then 2.42*1.6 =

OPtion

1) 3
2) 3.872
3) 3.87
4) 3.88
5) 3.9
6) 3.90
7) 3.900
8) 3.8720
9) 3.870
10) 3.80

Solution

In first product 1.67 has 3 digits and 2.191 has 4 digits, therefore answer should be written up to 3 digits (minimum number of digits used)
In second product 4.76 has 3 digits and 3.12 has 3 digits too, therefore answer should be written up to 3 digits (minimum number of digits used)
In last product 1.6 has 2 digits only hence 3.9 (rounded off) is the answer.

Correct Option: 5 Best Solution (0)