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16 questions
By selling an article at ₹270, a man loses 10%. If he would sell it at ₹360, his gain percentage will be
A school offers Science and Arts courses. 75% of the final year students are in the Science stream. In the final examination, 25% of the Science students and 24.9% of the Arts students of the school obtained first class. The above data have been represented in the figures. In the figures, the upper row is for Science while the lower row is for Arts. The shaded portion represents the % of students securing first class while the bigger rectangle represents the % of Science or Arts students as the case may be : [Figures (i)-(iv) are graphical bar-diagrams shown as images in the original booklet, not reproducible as plain text; see source PDF page 11] Choose the correct one from the following alternatives.
The histogram below shows the production per year in thousand units from 2010 to 2020 for a certain company : [Bar chart, x-axis Year 2010-2020, y-axis Production in '000 units, values: 2010=174, 2011=175, 2012=188, 2013=200, 2014=215, 2015=230, 2016=269, 2017=298, 2018=315, 2019=298, 2020=326] A person studied the histogram and concluded the following : (i) The company achieved the highest growth in production per year in 2016 for the decade 2011-2020. (ii) The production per year shows a negative growth in the year 2019 for the decade 2011-2020. Now, choose the correct one from the following alternatives.
The pie diagram below shows the average monthly expenditure of a family. The monthly income of the family is ₹50,000 : [Pie chart 'Monthly expenditure of a family' with sectors: House Rent 12%, Food 35%, Children's Education 20%, Misc. 23%, and Conveyance (unlabelled sector, the remaining 10% of the total)] Consider the following statements : (i) The average monthly expenditure of the family for conveyance is about ₹ 10,000. (ii) The average monthly expenditure of the family for food is about ₹ 17,500. Now, choose the correct one from the following alternatives.
The graphs below show the production and sales figures of a company for the decade 2011-2020. The company could sell ≥80% of its products every year during the decade : [Line graph 'Production and Sales', x-axis Year 2011-2020, y-axis Production/Sales. Production in '000 kg (solid line, circle markers): 2011=233, 2012=300, 2013=325, 2014=400, 2015=410, 2016=420, 2017=375, 2018=300, 2019=450, 2020=510. Sales in '000 INR (dashed line): 2011=525, 2012=710, 2013=725, 2014=975, 2015=800, 2016=804, 2017=680, 2018=580, 2019=840, 2020=900] One may conclude the following : (i) The company effected a price drop in the year 2015. (ii) Sales-wise, the worst performing year for the company was 2020. Now, choose the correct one from the following alternatives.
A man drives a car from A to B with an average speed of 40 kmph and then returns to A by the same route with an average speed of 60 kmph. The average speed of the car for the entire up and down journey in kmph is
How many triangles can be formed within a regular octagon, where vertices of the octagon are vertices of the triangles, and each triangle can have only one side common with that of the octagon, but none of the sides passes through the centre of the octagon?
In a gift bag, a birthday girl found toffees and lollipops, where toffees were three times in number as compared to lollipops. Which of the following cannot be a total count of goodies in her gift bag?
The special edition paperback version of Roget's Thesaurus has 656 printed pages, and all are numbered except the covers. What would be the total number of digits used for page numbering this book?
The town clock of Pradoga takes 6 seconds to strike six at 6 o'clock. How much time would it take to strike eleven at 11 o'clock?
A garden is 24 m long and 14 m wide. There is a path of 1 m wide outside the garden along its sides. If the path is to be constructed with square marble tiles 10 cm × 10 cm, then find the number of tiles required to cover the path.
Two cars are moving in the same direction with a speed of 45 kmph and a distance of 10 km separates them. If a car coming from the opposite direction meets these two cars at an interval of 6 minutes, its speed would be
The speed of a boat in still water is 10 m/s and the speed of the stream is 6 m/s. If the boat is moving upstream and again downstream, what is the ratio of the time taken to cover a particular stretch of distance in each direction?
The average weight of a class of 15 boys and 10 girls is 38.4 kg. If the average weight of the boys is 40 kg, then what is the average weight of the girls?
Consider the following information regarding the performance of a class of 100 students in four different tests : Tests | Average Marks | Range of Marks I | 60 | 30-90 II | 60 | 45-75 III | 70 | 20-100 IV | 80 | 0-100 If a student scores 74 marks in each of the four tests, in which one of the following tests is his/her performance the best comparatively?