The rate of decay of certain substance is directly proportional to the amount present at that instant . Initially there are 27 gm of certain substance and three hours later it is found that 8 gm are left. Find the amount left after one more hour.A. `(2)/(3)` gramsB. `(4)/(3)` gramsC. `(8)/(3)` gramsD. `(16)/(3)` grams

The rate of decay of certain substance is directly proportional to the

1.	The rate of decay of certain substance is directly proportional to the amount present at that instant . Initially there are 27 gm of certain substance and three hours later it is found that 8 gm are left. Find the amount left after one more hour.A. `(2)/(3)` gramsB. `(4)/(3)` gramsC. `(8)/(3)` gramsD. `(16)/(3)` grams
Answer» Correct Answer - D

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