You Are On Multi Choice Question Bank SET 4403
220151.
Each question is followed by two statements, A and B. Choose the option based on the given statements and questionsFind a pair of real numbers x and y that satisfy the following two equations simultaneously. It is known that the values of a, b, c, d, e and f are non-zero. ax + by = c dx + ey = fA. a = kd and b = ke, c = kf, k is not equal to 0B. a = b = 1, d = e = 2, f is not equal to 2c
220152.
Each question is followed by two statements, A and B. Choose the option based on the given statements and questionsThree professors A, B and C are separately given three sets of numbers to add. They were expected to find the answers to 1+1, 1+1+2, and 1+1 respectively. Their respective answers were 3, 3, and b How many of the professors are mathematicians?A. A mathematician can never add two numbers correctly, but can always add three numbers correctly.B. When a mathematician makes a mistake in a sum, the error is + I or -1.
220153. How many among the four students A, B, C and D have passed the exam'?A.The following is a true statement: A and B passed the exam.B.The following is a false statement: At least one among C and D has passed the exam.
220154. What is the distance x between two cities A and B in integral number of Kms?A.x satisfies the equation $$\log_2 x = \sqrt{x}$$ B. x less than or equal to 10 Kms
220155.
Each question is followed by two statements, A and B. Choose the option based on the given statements and questionsMr. Mendel grew one hundred flowering plants from black seeds and white seeds, each seed giving rise to one plant. A plant gives flowers of only one colour. From a black seed comes a plant giving red or blue flowers. From a white seed comes a plant giving red or white flowers. How many black seeds were used by Mr. Mendel?A. The number of plants with white flowers was 10.B. The number of plants with red flowers was 70.
220156.
The following table shows the top 20 busiest airports (in terms of passengers) in India. The Passengers column gives the number of passengers handled by each airport in a year.
How many airports of type ‘1’ handle more than 35 lakh passengers each?
220158.
The following table gives the quantities of apples (in tonnes) arriving at New Delhi market from various states in a particular year. The month in which demand was more than supply, the additional demand was met by the stock from cold storage. 
What was the maximum percentage of apples supplied by any state in any of the months?
220162. If the yield per tree was 40 kg, then from how many trees were the apples supplied to New Delhi (in millions) during the year?
220163. Using the data in the earlier question, if there were 250 trees per hectare, then how many hectares of land was used?
220164.
Answer the questions based on the following information. The following bar chart gives the growth percentage in the number of households in the middle, upper-middle and high-income categories in the four regions for the period between 1987-88 and 1994-95. 
(Number of households in thousands)Which region showed the highest percentage growth in number of households in all the income categories for the period?
220166. What is the percentage increase in total number of households for the northern region (upper-middle class) over the given period?
220168. The ratio of total income for the high-income category to the upper-middle class increased by how much percentage in the given period (approximately) ?
220170.
Answer the questions based on the following information.Krishna distributed 10-acre land to Gopal and Ram who paid him the total amount in the ratio 2 : 3. Gopal invested a further Rs. 2 lakh in the land and planted coconut and lemon trees in the ratio 5 : 1 on equal areas of land. There were a total of 100 lemon trees. The cost of one coconut was Rs. 5. The crop took 7 years to mature and when the crop was reaped in 1997, the total revenue generated was 25% of the total amount put in by Gopal and Ram together. The revenue generated from the coconut and lemon trees was in the ratio 3 : 2 and it was shared equally by Gopal and Ram as the initial amount spent by them were equal.What was the total output of coconuts?
220174. What was the ratio of yields per acre of land for coconuts and lemons (in terms of number of lemons and coconuts)?
220175.
Answer the questions based on the following information.Ghosh Babu has a manufacturing unit. The following graph gives the cost for the various number of units. Given: Profit = Revenue – Variable cost – Fixed cost. The fixed cost remains constant up to 34 units after which additional investment is to be done in fixed assets. In any case, production cannot exceed 50 units.
Note: The fixed cost for less than 34 units is 50 and the the fixed cost for more is 100.
The revenu from 50 units is 1000 and the variable cost from 50 units is 700What is the minimum number of units that need to be produced to make sure that there was no loss?
220176. What is the least number of units that should be manufactured such that the profit was at least Rs. 50?
220177. If at the most 40 units can be manufactured, then what is the number of units that can be manufactured to maximise profit per unit?
220178. If the production cannot exceed 45 units, then what is the number of units that can maximise profit per unit?
220179. If the fixed cost of production goes up by Rs. 40, then what is the minimum number of units that need to be manufactured to make sure that there is no loss?
220180.
Answer the questions based on the following information. In the following chart, the price of logs shown is per cubic metre that of plywood and saw timber is per tonne.
What is the maximum percentage increase in price per cubic metre or per tonne over the previous year?
220182. If the prices of sawtimber increased by 33.33%, in which year was the difference in prices of one tonne of saw timber and one cubic metre of logs the least?
220183. If one cubic metre = 700 kg for plywood and 800 kg for saw timber, find in which year was the difference in the prices of plywood and saw timber (per cubic metre) the maximum?
220184. If the volume sales of plywood, saw timber and logs were 40%, 30% and 30% respectively, then what was the average realisation in 1993 per cubic metre of sales? (Weight of one cubic metre of saw dust and plywood both = 800 kg)
220185. In the previous question, if in 1994, prices increased by 5%, 1% and 10% while the volume sales break-up was 40%, 30% and 30% for plywood, saw timber and logs respectively, then what was the average realisation?
220186. Find the length of AB if $$\angle YBC = \angle CAX = \angle YOX = 90$$.
I. Radius of the arc is given.II. OA = 5
220188. Find $$2 \circledast 3$$, where $$2\circledast 3$$ need not be equal to $$3\circledast2$$I. $$1 \circledast 2$$=3II. $$a \circledast b=\frac{a+b}{a}$$, where a and b are positive.
220189. Radha and Rani appeared in an examination. What was the total number of questions?I. Radha and Rani together solved 20% of the paper.II. Radha alone solved 5/3 rd of the paper solved by Rani.
220190. What is the price of tea?I. Price of coffee is Rs. 5 more than that of tea.II. Price of coffee was Rs. 5 less than the price of a cold drink which cost three times the price of tea.
220191. What is the value of ‘a’?I. Ratio of a and b is 3 : 5, where b is positive.II. Ratio of 2a and b is 10 12 , where a is positive.
220192. In a group of 150 students, find the number of girls.I. Each girl was given 50 paise, while each boy was given 25 paise to purchase goods totaling Rs. 49.II. Girls and boys were given 30 paise each to buy goods totalling Rs. 45.
220193. There are four envelopes — E1, E2, E3 and E4 — in which one was supposed to put letters L1, L2, L3 and L4 meant for persons C1, C2, C3 and C4 respectively, but by mistake the letters got jumbled up and went in wrong envelopes. Now if C2 is allowed to open an envelope at random, then how will he identify the envelope containing the letter for him?I. L2 has been put in E1.II. The letter belonging to C3 has gone in the correct envelope.
220194. There are four racks numbered 1, 2, 3, 4 and four books numbered 1, 2, 3, 4. If an even rack has to contain an odd-numbered book and an odd rack contains an even-numbered book, then what is the position of book 4?I. Second book has been put in third rack.II. Third book has been put in second rack.
220195. Find the value of X in terms of ‘a’.I. Arithmetic mean of X and Y is ’a’ while the geometric mean is also ‘a’.II. Y X = R; X - Y = D.
220196. There are two concentric circles C1 and C2 with radii r1 and r2. The circles are such that C1 fully encloses C2. Then what is the radius of C1?I. The difference of their circumference is k cm.II. The difference of their areas is m sq. cm.
220197. A circle circumscribes a square. What is the area of the square?I. Radius of the circle is given.II. Length of the tangent from a point 5 cm away from the centre of the circle is given.
220198. A company has a job to prepare certain number cans and there are three machines A, B and C for this job. A can complete the job in 3 days, B can complete the job in 4 days, and C can complete the job in 6 days. How many days will the company take to complete the job if all the machines are used simultaneously?
220199. $$n^3$$ is odd. Which of the following statement(s) is/are true? I. $$n$$ is odd. II.$$n^2$$ is odd. III.$$n^2$$ is even.
220200.
Answer the questions based on the following information. Production pattern for number of units (in cubic feet) per day.
The finished goods are to be transported to the market by a truck having a capacity of 2000 cubic feet. Any finished goods (ready at the end of the day) retained overnight at the factory will incur a storage cost of Rs 5 per cubic foot for each night of storage. The hiring cost for the truck is Rs 1000 per day.If all the units should be sent to the market, then on which days should the trucks be hired to minimize the cost?
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