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Ans 1:
Class : Class 2
This one is simple. Instead of complicating this question, we can go square by square. In option A, the V is not upside down, and option C and D have Q next to V. Since option B has no error, option B is correct.
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Ans 1:
Class : Class 10
LET THE AGE OF FATHER AND SON BE X AND Y RESPECTIVELY
X+Y=60......(1)
AGE OF FATHER 6YEARS AGO WAS
X-6=5(Y-6).....(2)
X-6=5Y-30
BY USING ELIMINATION METHOD IN EQ (2)&(1) RESPECTIVELY WE GET
Y=14YEARS AND X= 44YEARS
THUS AFTER 6 YEARS THE SONS AGE WOULD BE 20 YEARS.
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