Using the identity: a^3 + b^3 + c^3 = 3abc in this question:
Given: a + b + c = 0
(a^1/3) ^3 + (b^1/3) ^3 + (c^1/3) ^3 = 0
a^1/3 + b^1/3 + c^1/3 = 3 a^1/3 * b^1/3 * c^1/3
a^1/3 + b^1/3 + c^1/3 = 3 (abc) ^ 1/3 Answer
Question : Directions: A ∞ B means A is the sister of B; A * B means A is the mother of B; A @ B means B is the father of A; A # B means B is the wife of A. If V ∞ U @ W # Y * Z, then how is V related to Z?
Option 1: Sister
Option 2: Mother
Option 3: Wife
Option 4: Father
Question : Directions: In the following question, some parts of the sentence have errors, and some are correct. Find out which part of the sentence has an error. The number of that part is the answer. If a sentence is error-free, your answer is "No Error."
There were extensive (1) / lawn in front (2) / of the bungalow. (3) / No Error (4)
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Question : The ratio of the number of boys and girls in a school of 720 students is 7 : 5. How many more girls should be admitted to make the ratio 1 : 1?
Option 1: 90
Option 2: 120
Option 3: 220
Option 4: 240
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