E
Entri
20 Jun 19

Discuss your doubts regarding the topic : Time and Work- Part 4

Replies to this post

G
GOPIKA

In the last question of part 4, I got a quadratic equation of the form 3x^2-10x-200 when I put time of completion by A as x+10 and B as x. The roots obtained was -20/3 and 10. But you specified 20 as the answer. Can you help me please?

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M
Megha

Last problem- quatratic equation solve cheyth kazhinj, 2 x values ne ethnane 3 kond divide cheythe?

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