In an examination, it is required to score 32% of the aggregate marks for a student to pass the examination. A student scored 250 marks and was declared failed by 22 marks. What is the aggregate marks ?
A boy goes to the school from his village at the speed of 4 kmh_ 1 and returns back from the school to his village at the speed of 3 kmh1 . If he takes 1.4 hours in all, what is the distance between the village and the school ?