2. Mathematics

Question 49: Which value is the mean proportional between 18 and 45? Options : a) 10√17 b) 9√10 c) 20√7

Question 50: A company’s revenue increases by 40% in one quarter and then decreases by 20% in the next. If

Question 46: In a pie chart, the percentage distribution of students in different courses are shown: B.Sc (30%), MBBS (6%),

Question 47: An article is sold at a profit of 20%. If the selling price had been increased by ₹100,

Question 48: Kaushal travelled for 16 hours 20 minutes at the speed of 90 km/h. At what speed (in km/h)

Question 44: A cube of edge 20 cm is immersed completely in a rectangular vessel containing water. The measurements of

Question 45: A tourist bus covers a distance of 500 kilometers. It travels the first 40% of the distance at

Question 41: The length of a side of a cube is (2x − 5) cm. What is total surface area

Question 42: Find the fourth proportional to 8.6, 10.75, and 6. Options : a) 7.5 b) 7 c) 7.2 d)

Question 43: A machine is purchased for ₹18,200 and its value decreases by 10% every year. If the depreciation is