A bag contains x purple ball, y blue balls and 5 white balls. If one ball taken out from bag, then probability of being it purpose is 4/15 and probability of being blue is 2/5. Find the sum of number of purple balls and blue in that bag ? 8 5 6 10 12 Option D Probability of purple balls…
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What approximate value will come in place of the question-mark (?) in the following questions? √2900 * √499 / √251 = ? / 8 750 600 680 550 None of these Option B 54 * 22 / 16*8 = 600 89.999% of 598.90 + 51.02% of 899.999 – 171.01 = ? 840 830 850 790 None of these Option…
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Study the following table and answer the given questions: Given below is the table showing the persons who attended the conference from 5 cities M, N, O, P and Q. There are some literate and some illiterate persons who attended the conference.Studying the table and answer the following questions.Note: Total persons who attended conefrence = Total illiterate + Total Literate.…
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In the following questions two equations numbered a and b. You have to solve both equations and give answer: a)4p^2 – 15p – 46 = 0b)6q^2 + 35p + 46= 0 if p>q if p is greater than or equal to q if p
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Study the following information and answer the given questions: There are certain number of candidates studying in a college. In a survey it is found that 45.6% of total number of candidates like tea. 12.8% of total number of candidates like cold drink. 84.4% of total number of candidates like milk. 7% of candidates do not like any drink. 3.6%…
Read MoreA can do a work in 36 days and B is 25% more efficient than A. In how many days A and B together can complete the total work ? 14 days 28 days 15 days 16 days 20 days Option D Let efficiency of A = 4xefficiency of B = 4x * 125/100 = 5xTotal work = 36 *…
Read MoreDirections: What will come in place of questions (?) marks in the given number series ? 10, 10, 20, 45, ?, 300 120 225 145 110 240 Option D The series is (*.5 + 5), (*1 + 10), (*1.5 + 15), (*2 + 20), (*2.5 + 25) 480, 60, 420, 70, ?, 87.5 380 280 560 350 140 Option…
Read More1267.98 + 1728.04 – ? = (10.05)^3 1858 1408 1820 1996 1525 Option D 1268 + 1728 – ? = 1000 ? = 2996 – 1000 ? = 1996 (39.95% of 540.02 + 114.05) = ?% of 1320.04 14 35 42 28 25 Option E 40% of 540 + 114 = ?% of 1320 216 + 114 =…
Read MoreI. x^2 – 14x + 24 = 0II. y^2 + 9y + 20 = 0 X>Y X < Y X≥Y X≤Y X=Y or no relation. Option A I. x^2 – 8x – 6x + 24 =0x = 8, 6II. y^2 + 5y + 4y + 20 =0y = -5, -4 I. x^2 + 26x + 105 = 0II. y^2…
Read MoreThere are 52 playing cards, 1 card is drawn at random, what is the probability that it is either a king or a queen ? 3/13 2/13 5/18 4/15 2/5 Option B required = (4C1) + (4C1) =4 + 4 = 8total = 52C1 = 52probability = 8/52 = 2/13 If length of a rectangular is increased by 25%…
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