Others Maths Puzzle Numerical Ability Time and Work

A , B and C complete a work in 24 days. The day in which A and C complete the work together B and C take 80/11 days less. A and B complete that work in 36 days. A will alone do the work in how many days

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Others Other Question

Using an inlet pipe P it was planned to fill a tank by exactly noon one day. P was opened at a certain time that day, but after some time, a leak was spotted. It was immediately closed. In order to fill the tank by noon, another inlet pipe Q of the same flow rate as P was then opened. Had the leak not been spotted, the tank would have been 50% full by noon and completely full by 3:00 p.m. that day. Find the time when Q was opened.

(1) 9:45 a.m.
(2) 11:00 a.m.
(3) 10:30 a.m.
(4) 10:00 a.m.
(5) 10:15 a.m You are a guest in a friend’s house and he has two children, a boy, Jackie, and a girl, Sujata. You know that all statements of one of them is always true and of the other are always false. You ask both of them the way to the neighborhood mall. You get the following replies.

Jackie : I do not know the way to the mall. Sujata does not know the way to the mall.

Sujata : I do not know the way to the mall and Jackie knows the way to the mall.

Based on the above, I can infer that

1] Jackie speaks the truth
2] Sujata speaks the truth
3] Indeterminate
4] Data Inconsistent