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Given: a + 3b = 18 ..... (I) And 3a + b = 30 ....... (II) On subtracting equation (I) from equation (II) , we have; 2a - 2b = 12 So, a - b = 6 Hence, option b.
P + Q means ‘P is the brother of Q’, P - Q means ‘P is the daughter of Q’, P ÷ Q means ‘P is the husband of Q’, P × Q means ‘P is the so...
If A $ B means A is son of B, A # B means A is brother of B and A * B means A is father of B, then what does P # Q * R $ S mean?
If Q is the granddaughter of T, which of the following is false?
If ' Y $ I @ W, I # T % S, I % P' , then how is Y related to S?
( A $ B ) means A is father of B, ( A % B ) means A is brother of B, ( A @ B ) means A is wife of B. If K @ I $ J % G @ H $ F , then, which of the foll...
How is C related to V?
If A # B means ‘A is the father of B’, A $ B means ‘A is the brother of B’, A % B means ‘A is the son of B’, A & B means ‘A is the sister ...
If ' S # F % G, R $ N $ G, H % N, P $ S % T' is true, then which among the following statement/statements is/are correct?
Statements:
...
If G @ H & I % J @ L ^ K then how is J related to H?
