d. 15
e. None of these
66. The average of the age of Sumit, Krishna & Rishabh is 43 yrs
& the average of the age of Sumit, Rishabh & Rohit is 49 yrs.
If Rohit is 54 yrs old. What is Krishna's age?
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1
Answer:
I think none of these
Step-by-step explanation:
I I think none of these
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