In a test consisting of 150 questions carrying 1 mark each, Saurabh answered 80 % of the first 75 question correctly. What percent of the other 75 question does he need to answer correctly to score 60 % overall?
2649 0600a8b081187ab38691e58c2If the circumference of a circle is 4.4 m, then the area of the circle (in m2) is :
2648 05f6d8c60ec13dd748003bbcd