Engineering Sciences
2019 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE XE 2019 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 7–9 of 175. Imported answers require review unless explicitly marked reviewed.
Question 7
Open questionGAMCQ2 marksNeeds review
Two pipes P and Q can fill a tank in 6 hours and 9 hours respectively, while a third pipe R can empty the tank in 12 hours. Initially, P and R are open for 4 hours. Then P is closed and Q is opened. After 6 more hours R is closed. The total time taken to fill the tank (in hours) is _____.
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While teaching a creative writing class in India, I was surprised at receiving stories from the students that were all set in distant places: in the American West with cowboys and in Manhattan penthouses with clinking ice cubes. This was, till an eminent Caribbean writer gave the writers in the once-colonised countries the confidence to see the shabby lives around them as worthy of being “told”.
The writer of this passage is surprised by the creative writing assignments of his students, because ____________.
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 9
Open questionGAMCQ2 marksNeeds review
Mola is a digital platform for taxis in a city. It offers three types of rides – Pool, Mini and Prime. The Table below presents the number of rides for the past four months. The platform earns one US dollar per ride. What is the percentage share of revenue contributed by Prime to the total revenues of Mola, for the entire duration?
Type | Month | | | |
|---|---|---|---|---|
| January | February | March | April |
Pool | 170 | 320 | 215 | 190 |
Mini | 110 | 220 | 180 | 70 |
Prime | 75 | 180 | 120 | 90 |
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