Question
A candidate just passed by getting 150 answers correct
by attempting 225 of the total questions. Find the total number of questions in the examination if a candidate needs 60% marks. (All questions carry equal marks)Solution
Let the total number of questions be x. then, Percentage need in exam = 60% Correct answer = 150 percentage = (correct answer)/(total questions) 
100 60 = (150/x) × 100 x = 250 Alternate method Given that 150 ≡ 60% 1 ≡ 10/25 % 250 ≡ 100% Total number of questions = 250
Who conducts workshop on Saturday?
Who visits just before the one who has White?
Which of the following combinations is true with respect to the given arrangement?
What is the code of âwork whenâ?
What may be the code of âwhen talent give workâ?
There are 5 books N, O, P, Q & R placed on table. If N is placed below R, P is placed above Q, O is placed below N and Q is placed above R, then which o...
Who among the following live on the floors between the floors on which Ji-hu and Min-ho live?
...Who among the following person is an General manager?
Four of the five among the following are similar in such a way to form a group, which one of following doesnât belong to the group?Â
...Which of the following does not belong to the group?
