GATE Practice Question and Answer
8Q: Read each sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. In which part of the sentence there is an error ? 1158 05b5cc6e9e4d2b4197774ee37
5b5cc6e9e4d2b4197774ee37- 1He isfalse
- 2Not agreeingfalse
- 3To me.true
- 4No errorfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "To me."
Explanation :
Answer: C) To me. Explanation: Replace 'to' by 'with'.
Q: How many degrees will the minute hand move, in the same time in which the second hand move 5400 ? 1730 05b5cc6e9e4d2b4197774ee29
5b5cc6e9e4d2b4197774ee29- 190 degreestrue
- 285 degreesfalse
- 360 degreesfalse
- 445 degreesfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "90 degrees"
Explanation :
Answer: A) 90 degrees Explanation: Minute hand covers 5400/60 = 90°
Q: A batsman in his 17th innings makes a score of 85 and their by increasing his average by 3. What is his average after the 17th innings ? 3115 05b5cc6e9e4d2b4197774ee01
5b5cc6e9e4d2b4197774ee01- 134false
- 236false
- 335false
- 437true
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "37"
Explanation :
Answer: D) 37 Explanation: 16x + 85 = 17(x + 3) x = 34 + 3 = 37
Q: A and B began business with Rs.3000 and Rs.4000 after 8 months, A withdraws Rs.1000 and B advances Rs.1000 more. At the end of the year, their profits amounted to Rs.630 find the share of A ? 9843 05b5cc6e9e4d2b4197774edfc
5b5cc6e9e4d2b4197774edfc- 1Rs. 240true
- 2Rs. 75false
- 3Rs. 125false
- 4Rs. 354false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Rs. 240"
Explanation :
Answer: A) Rs. 240 Explanation: The ratio of A & B investments = (3x8 + 2x4):(4x8 + 5x4) => 8:13 => 8/21 x 630 = 240.
Q: Rs.1500 is divided into two parts such that if one part is invested at 6% and the other at 5% the whole annual interest from both the sum is Rs.85. How much was lent at 5% ? 3399 05b5cc6e9e4d2b4197774eded
5b5cc6e9e4d2b4197774eded- 1Rs. 500true
- 2Rs. 245false
- 3Rs. 1250false
- 4Rs. 635false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Rs. 500"
Explanation :
Answer: A) Rs. 500 Explanation: (kx5x1)/100 + [(1500 - k)x6x1]/100 = 85 5k/100 + 90 – 6k/100 = 85 k/100 = 5 => k = 500
Q: A boatman can row 96 km downstream in 8 hr. If the speed of the current is 4 km/hr, then find in what time he will be able to cover 8 km upstream ? 3990 05b5cc6e9e4d2b4197774ede3
5b5cc6e9e4d2b4197774ede3- 11.5 hrsfalse
- 21 hrsfalse
- 32.5 hrsfalse
- 42 hrstrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "2 hrs"
Explanation :
Answer: D) 2 hrs Explanation: Speed in downstream = 96/8 = 12 kmph Speed of current = 4 km/hr Speed of the boatman in still water = 12 – 4 = 8 kmph Speed in upstream = 8 – 4 = 4 kmph Time taken to cover 8 km upstream = 8/4 = 2 hours.
Q: The third proportional to 9 and 12 is ? 1774 05b5cc6e9e4d2b4197774ede8
5b5cc6e9e4d2b4197774ede8- 114false
- 216true
- 318false
- 420false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "16"
Explanation :
Answer: B) 16 Explanation: Let the third proportion to 9 & 12 be 'x'. => 9:12 = 12 :p => p = 12x12/9 = 16.
Q: A watch gains 5 seconds in 3 minutes and was set right at 8 AM. What time will it show at 10 PM on the same day ? 2988 05b5cc6e7e4d2b4197774edd4
5b5cc6e7e4d2b4197774edd4- 110 : 27 : 41 AMfalse
- 28 : 51 : 04 AMfalse
- 39 : 45 : 15 PMfalse
- 410 : 23 : 20 PMtrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "10 : 23 : 20 PM"
Explanation :
Answer: D) 10 : 23 : 20 PM Explanation: The watch gains 5 seconds in 3 minutes = 100 seconds in 1 hour. From 8 AM to 10 PM on the same day, time passed is 14 hours. In 14 hours, the watch would have gained 1400 seconds or 23 minutes 20 seconds. So, when the correct time is 10 PM, the watch would show 10 : 23 : 20 PM