Question: Of the thirteen samples of skin cells, only two, having intact cell walls, could be used by the team of researchers for an analysis of the effects of various chemicals on healthy skin. Of the thirteen samples of skin cells, only two, having intact cell walls, Of the thirteen sample

Question: The 19th of September 1987 was Saturday. What day was the 20th of September 1990 if 1988 was a leap- year? Monday Tuesday Wednesday Thursday Friday Answer: Approach Solution (1): There are 365 days in an ordinary year and 366 days in a leap- year. 365 divided b

Question: A watch dealer incurs an expense of Rs. 150 for producing every watch. He also incurs an additional expenditure of Rs. 30,000, which is independent of the number of watches produced. If he is able to sell a watch during the season, he sells it for Rs. 250. If he fails to do so, he has to s

Question: The interior angles of a convex polygon are in arithmetic progression. The smallest angle is 120°and the common difference is 5°. Find the number of sides of the polygon if the polygon has more than 10 sides. 15 16 17 18 20 Correct Answer: (B) Approach Solutio

Reading Passage Question In 1879, inventor Thomas A. Edison came up with a practical electric light bulb. Over the next 20 years, America began to wire up. At first, direct current (DC) was used, but DC didn’t work over distances of more than a few miles. Then a man named George Westinghouse

Question: A certain truck traveling at 55 miles per hour gets 4.5 miles per gallon of diesel fuel consumed. Traveling at 60 miles per hour, the truck gets only 3.5 miles per gallon. On a 500- mile trip, if the truck used a total of 120 gallons of diesel fuel and traveled part of the trip at 55 miles

Question: Which of the following is a terminating decimal, when expressed in decimals? 17/223 13/231 41/3 41/256 35/324 Answer: D Solution and Explanation: Approach Solution 1: diminished fraction If and only if b (denominator) is of the form 2^n*5^m, where m and n are no

Reading Passage Question Early republics defined citizens as only male property owners and excluded all others. Landowning citizens possessed a stake in society; they were public spirited and had the desire and qualifications to participate in decision-making. No one held office for a long period o

Question: The number of seats in the first row of an auditorium is 18 and the number of seats in each row thereafter is 2 more than in the previous row. What is the total number of seats in the rows of the auditorium? (1) The number of rows of seats in the auditorium is 27. (2) The number o

Reading Passage Question Color is, first, a sensory event. Every color experience begins as a physiological response to a stimulus of light. Colors of light are experienced in two very different ways. The colors on a monitor screen are seen as direct light. The colors of the real world— of pr

Question: A bag contains 7 red, 9 yellow, and 3 black balls. If a ball is picked at random, what is the probability that the ball drawn will be either a red or a black ball? \(\frac{7}{19}\) \(\frac{9}{19}\) \(\frac{10}{19}\) \(\frac{11}{19}\) \(\frac{12}{19}\) Answer: Approach

Question: A sugar syrup (solution of sugar in water) contains 20% sugar by water. How much water must be added to 8 liters of syrup for the content of sugar in the solution to be made to 16%? (A) 8 litres (B) 6 litres (C) 5 litres (D) 4 litres (E) 2 litres Answer: E Solution and Explana

New Delhi: Indian Institute of Management, Visakhapatnam, has started an Ideation boot camp with 156 startups from across 14 States. The one month long bootcamp has been initiated as a part of IIM-V s ‘Social impactpreneurs programme’. ‘Social impactpreneurs progr

Question: A marketing firm determined that, of 200 households surveyed, 80 used neither Brand A nor Brand B soap, 60 used only Brand A soap, and for every household that used both brands of soap, 3 used only Brand B soap. How many of the 200 households surveyed used both brands of soap? (A)

Question: The hypotenuse of a right triangle is 10 cm. What is the perimeter, in centimeters, of the triangle? (1) The area of the triangle is 25 square centimeters. (2) The 2 legs of the triangle are of equal length. A) Statement (1) ALONE is sufficient, but statement (2) ALONE is not suffic

Question: If m and n are integers, what is the value of m + n ? (1) (x + m)(x + n) = x^2 + 5x + mn and x ≠ 0. (2) mn = 4 Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. BOTH s

Question: A number, x is chosen at random from the set of positive integers less than 10. What is the probability that (9/x) > x? (A) 1/5 (B) 2/9 (C) 1/3 (D) 2/3 (E) 7/9 Correct Answer: B Solution and Explanation: Approach Solution 1: Number x has to be chosen from numbers 1-9

Question:  In a certain sequence, the term \(x_n\) is given by the formula \(x_n = 2*x_{n-1}- \frac{1}{2} *x_{n-2}\)  for all n ≥ 2. If \(x_0\) = 3 and \(x_1\) = 2, what is the value of \(x_3\)? (A) 2.5 (B) 3.125 (C) 4 (D) 5 (E) 6.75 Correct Answer: C Solution and Explanati

Question: For what values of K the quadratic equation (K + 1)x^2 – 2(K – 1)x + 1 = 0 has equal roots? 0 or -1 0 or 1 0 or 2 0 or 3 0 or 4 Correct Answer: D Solution and Explanation: Approach Solution 1: (K+1)x^2–2(K–1)x+1= 0 [−2(k−1)]^2=

New Delhi: Plaksha University has begun the application process for undergraduate level degree courses for the academic session 2023-24. Aspiring candidates can submit the online application form through the official portal, @https://plaksha.edu.in/.  Plaksha University o

Question:  An escalator moves downward from street level to a subway platform at a constant rate. When the escalator is turned off, Wesley takes 70 steps to descend from street level to the platform. When the escalator is turned on, Wesley needs only 36 steps to descend from street level to the

Question: Water consists of hydrogen and oxygen, and the approximate ratio, by mass, of hydrogen to oxygen is 2 : 16. Approximately how many grams of oxygen are there in 144 grams of water? 16 72 112 128 142 Answer: Approach Solution (1): Since the ratio, by mass, of hydroge

Question: What is the volume of a certain rectangular solid? (1) Two adjacent faces of the solid have areas 15 and 24, respectively. (2) Each of two opposite faces of the solid has area 40. A) Statement (1) ALONE is sufficient, but statement (2) ALONE is not sufficient. B) Statement (2)

Question: A dog breeder currently has 9 breeding dogs. 6 of the dogs have exactly 1 littermate, and 3 of the dogs have exactly 2 littermates. If 2 dogs are selected at random, what is the probability that both selected dogs are NOT littermates? 1/6 2/9 5/6 7/9 8/9 Correct Answer:

Question: PQRS is a quadrilateral whose diagonals are perpendicular to each other. If PQ = 16cm, QR = 12cm, and RS = 20cm, what is the value of PS? \(8\sqrt2\) \(12\sqrt2\) \(16\sqrt2\) \(20\sqrt2\) \(24\sqrt2\) Answer: Approach Solution (1): From the above figure: We

Question: Is a greater than b? \(b^2 > a^3\) \(|b| > |a|\) Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. BOTH statements TOGETHER are sufficient, but NEITHER statem

New Delhi: Sri Sri University is inviting applications for admission to its two- year full time MBA Program for the academic session 2023. Admission to the course is done through a national level entrance exam conducted by the university; SSU CET. Interested candidates need to apply through SSU CE

Question: In the figure shown, what is the value of x? 60 80 85 90 95 Answer: Approach Solution (1): Since the exterior angles are 150, interior angles will be 180 – 150 = 30 \(\angle{ABC}=\angle{BAC}=\angle{DEC}=180-150=30\) Therefore the third angle, \(\angle

New Delhi: The National Board of Examinations (NBE) will open registration for the NEET PG 2023 from today, January 7, 2023. For medical school graduates, the entrance exam is set for March 5, 2023. According to the most recent information, qualified applicants have till January 27

Question: If p and q are two different odd prime numbers, such that p < q, then the following must be true? (2q + p) is a prime number p + q is divisible by 4 q - p is divisible by 4 (p + q + 1) is the difference between two perfect squares of integers \(p^2+q^2\)is the difference b