In a class there are ‘P’ students out of them ‘Q’ are boys what part of the class is composed by girls. Sol: Total students = P Boys = Q Girls = P – Q
Atul, Chiru and Amit enter in a partnership in Ratio ¾:4/5:6/7 of their capital. After 8 months Amit increases his share of capital by 25%. If at the end of the year the profit earned is 6940 Rs. Then the share of Atul in the profit is? a) 1610 b) 2100 c) 1820 d) 1920
A bowl contains a mixture of oil and water in the ratio of 8: 5. When 78 ml of mixture is taken out and 44 ml of water is added, the ratio of oil and water becomes 1: 2. How much quantity of oil paste does the bowl have initially? a) 80 ml b) 100
If the LCM of two numbers is 169 and their sum is 65, then find the HCF. a) 7 b) 13 c) 5 d) 15 Sol: HCF of two numbers will be always equal to the HCF of the sum of the numbers and the LCM. HCF of 65 and 169 = 13
If the LCM of two numbers is 169 and their sum is 65, then find the HCF Read More »
The weights of 6 girls are 14, 26, 28, 20, 35, 30. Find the median weight ? a) 22 b) 27 c) 19 d) 25 Sol: We would first arrange the given terms in ascending order 14, 20, 26, 28, 30, 35 Median = Median is the middle-most observation of the data. In the present
The weights of 6 girls are 14, 26, 28, 20, 35, 30. Find the median weight Read More »
There are 3 taps, A, B and C, in a tank. These can fill the tank in 10 h, 20 h and 25 h, respectively. At first, all three taps are opened simultaneously. After 2 h, tap C is closed and tap A and B keep running. After 4 h, tap B is also closed.
Find the area of xyz, in which M, N, O are the mid points of the sides xy, yz and xz and the coordinates of M, N, O are (4, 5), (–2, –3) and (5, –2) respectively. a) 200 b) 150 c) 75 d) 100 Sol: =100
Mukesh invests Rs. 4,00,000 more than Tanu in a business Mukesh invests his capital for more months than that of Tanu. Out of the total profit of 11,60,000 if share of Tanu is 2,32,000 less than the share of Ram’s then find the capital Tanu has invested. a) 40,00,000 b) 36,00,000 c) 34,00,000 d) 32,00,000
What is the fourth proportional of to 8, 24 and 87? a) 348 b) 194 c) 261 d) 184 Sol: Fourth proportional is
What is the fourth proportional of to 8, 24 and 87 Read More »
A man can cover a certain distance in 2 hours 41 minutes if he walks at the speed of 4 km/h. if he covers same distance on cycle at the rate of 23 km/h. then the time taken by him. in minutes? a) 30 min. b) 28 min c) 26 min d) 32 min Sol:
