1.

Petrol is 7 times heavy than Kerosene and Castrol mobil is 18 times as heavy as Kerosene. What should be the ratio of petrol and mobil in the new mixture to get the mixture which must be 11 times as heavy as kerosene?

Answer»

0.7368421052631
0.29444444444444
0.38819444444444
0.38194444444444

Answer :B


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