CAT 1994 — QA Question 27
LogarithmsEasy
Passage / Data
Answer the next 3 questions based on the information given below:
Alphonso, on his death bed, keeps half his property for his wife and divide the rest equally among his three sons Ben, Carl and Dave. Some years later Ben dies leaving half his property to his widow and half to his brothers Carl and Dave together, shared equally. When Carl makes his will he keeps half his property for his widow and the rest he bequeaths to his younger brother Dave. When Dave dies some years later, he keeps half his property for his widow and the remaining for his mother. The mother now has Rs. 1,575,000.
log6 216 is
Answer & solution
- A
3
- B
- D
None of these
Solution
Let log6 216 = x.
Then by rule, logb a = x ⇒ bx = a we have,
6x = 216√6
6x = 63 ×
⇒ 6x =
∴ x =