Exams

Two trains are moving in the same direction at the speed of 23 km/hr and 77 km/hr. The time taken by faster train to cross a man sitting in the slower train is 40 seconds. What will be the length (in metres) of the faster train?

If 5Δ1 = 40, 9Δ9 = 0 and 7Δ1 = 60, then find the value of 4Δ9 = ?

Error : Blunder :: ___ : Excellent

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

Khilji dynasty, ? , Sayyid dynasty, Lodi dynasty

Select the odd word/letters/number/number pair from the given alternatives.

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. Ifa  sentence is free from error, select 'No Error'.

Buttressing the confidence in the economy (1)/ are the findings in the survey, which posits (2)/ an improvement in the infrastructure sectors.(3)/ No error. (4)

Select the odd word/letters/number/number pair from the given alternatives.

In the following question below are given some statements followed by some conclusions. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the conclusions and then decide which of the given conclusion logically follows the given statements.

Statements:
I. All dens are spiral.
II. Some spirals are cards.

Conclusions:
I. Some spirals are not cards.
II. Some dens are not cards.
III. Some cards are den.