GATE Coaching Classes

Was the GATE EC 2018 paper very tough?

Please name the best books for preparing for the GATE.

How do prepare for GATE 2018 Exam?

Suppose that a shop has an equal number of LED bulbs of two different types. The probability of an LED bulb lasting more than 100 hours given that it is of Type 1 is 0.7, and given that it is of Type 2 is 0.4. The probability that an LED bulb chosen uniformly at random lasts more than 100 hours is .....

The second moment of a Poisson-distributed random variable is 2. The mean of the random
variable is _______

P, Q, R and S are working on a project. Q can finish the task in 25 days, working alone for 12
hours a day. R can finish the task in 50 days, working alone for 12 hours per day. Q worked 12
hours a day but took sick leave in the beginning for two days. R worked 18 hours a day on all days.
What is the ratio of work done by Q and R after 7 days from the start of the project?

Michael lives 10 km away from where I live. Ahmed lives 5 km away and Susan lives 7 km away
from where I live. Arun is farther away than Ahmed but closer than Susan from where I live. From
the information provided here, what is one possible distance (in km) at which I live from Arun’s
place?

In a huge pile of apples and oranges, both ripe and unripe mixed together, 15% are unripe fruits. Of
the unripe fruits, 45% are apples. Of the ripe ones, 66% are oranges. If the pile contains a total of
5692000 fruits, how many of them are apples?

Help me to answer the limitations of dimensional analysis.

Four cities are connected by a road network as shown in the figure. In how many ways can you start from any city and come back to it without travelling on the same road more than once?

There are 60 students in a class. These students are divided into three groups A, B and C of 15, 20 and 25 students each. The groups A and C are combined to form group D. What is the average weight of the students in group D?

Let N = 14 x 21 x 1423 x 1425.  What is the remainder when N is divided by 12?