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Gate Numerical Ability - Area and Volume Sample Question with Solutions

(#M40034253) GATE QUESTION Keep an EYE

An intravenous solution drips at a certain rate. After 4 hours, the total amount of the solution that is dripped through the needle is 20.84ml. what is the intravenous flow rate?
Option
(a) 5.21 ml/min
(b) 5.21 ml/hr
(c) 83.36 ml/hr
(d) 8.336 ml/hr

Asked In Gate Aashu (11 years ago)

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(#M40032743) GATE QUESTION pipes and cisterns Keep an EYE

Two pipes – A and B – can fill a cistern in 20 min and 30 min respectively. A tap C can empty the cistern in 25 min. If A, B and C are opened in that order with a time gap of 2 minutes each, how long will it take for the cistern to be full?

a.18+2/3
b.20+12/13
c.16+12/13
d.none

Asked In Gate DHAKAD NEETENDRA SINGH (11 years ago)

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(#M40030554) GATE QUESTION Permutation Keep an EYE

Ravi has 5 friends.In how many ways can he invite one or more of them to a dinner?
option
i. 31
ii. 5^5
iii. 13
iv. 2^5

Asked In Gate Sakshi (11 years ago)

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