Railways
Sample Paper
RRB (Assistant Loco Pilot & Technician) Sample Test Paper-12
question_answer
In a school the following codes were used during physical exercise: 1 means Start walk-ing, 2 means keep standing, 3 means start running at the same spot, 4 means sit down. How many times will a student who performs the following sequence without error from the beginning to the end have to sit down?