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basics of mixture and allegations

Find out the least number N when multiply by 2 becomes a perfect square , multiply by 3 becomes perfect cube and multiplied by 5 becomes perfect power of 5

RRB ALP Question

I have started preparing for CAT, I want to get sets and practice questions, where can i get it

Students appeaned from X in an eram and 20% failed. frrom Y 130% mere students appeaned. 90% of total mimber passed, hehatis the %% of students frrom y failed

Starting repeaters batch schedule delayed due to job and other commitments, Schedule PDF shows 90 days syllabus but even after 90 days videos are getting repeated, are post 90 days schedule mandatory to complete or completing 90 days schedule is enough?

In a farm house there only horses and sheep.If 50 % 0f the horses were sheep, there would be 50% more sheep than the number of horses.What percentage of all animals are horses. Ans - horses 0.5 H sheep s+0.5h
0.5 * 1.5= s+0.5 H from where this 1.5 came???

prince

In fraudulent case, when a shopkeeper is cheating both during buying and selling, then if there is mention of profit % in the question; so I will apply the profit % on CP or ECP?