CAT Practice Question and Answer
8Q: There are 209 doctors and nurses in a hospital. If the ratio of the doctors to the nurses is 11 : 8, then how many nurses are there in the hospital? 2205 05b5cc761e4d2b4197774fd44
5b5cc761e4d2b4197774fd44- 188true
- 296false
- 3108false
- 4121false
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Answer : 1. "88"
Explanation :
Answer: A) 88 Explanation: Given,The ratio of the doctors to the nurses is 11 : 8Number of nurses = 8/19 x 209 = 88.
Q: Find the ratio of the areas of the incircle and circumcircle of a square ? 2205 05b5cc77fe4d2b419777501c9
5b5cc77fe4d2b419777501c9- 11 : 4false
- 24 : 1false
- 32 : 1false
- 41 : 2true
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Answer : 4. "1 : 2"
Explanation :
Answer: D) 1 : 2 Explanation: Let the side of the square be x. Then, its diagonal = 2x. Radius of incircle = x/2 and radius of circumcircle =2x2 . Therefore, required ratio = πx24:πx22 = 14:12=1:2
Q: What is two weeks from today? 2201 05b5cc6a6e4d2b4197774cd47
5b5cc6a6e4d2b4197774cd47- 1same daytrue
- 2previous dayfalse
- 3next dayfalse
- 4Nonefalse
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Answer : 1. "same day"
Explanation :
Answer: A) same day Explanation: We know that the day repeats every 7 days, 14 days, 21 days,... So if today is Monday, after 7 days it is again Monday, after 14 days again it is Monday. Hence, after 2 weeks i.e, 14 days the day repeats and is the same day.
Q: The outermost layer of the sun is called 2200 05b5cc6a5e4d2b4197774cd04
5b5cc6a5e4d2b4197774cd04- 1Coronatrue
- 2Chromospherefalse
- 3Radiative Zonefalse
- 4Transition Regionfalse
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Answer : 1. "Corona"
Explanation :
Answer: A) Corona Explanation: The outermost layer of the sun is called The Corona. The inner layers are the Core, Radiative Zone and Convection Zone. The outer layers are the Photosphere, the Chromosphere, the Transition Region and the Corona. IRIS will focus its investigation on the Chromosphere and Transition Region.
Q: In MS-Word, for what does ruler help? 2198 15b5cc69ce4d2b4197774c846
5b5cc69ce4d2b4197774c846- 1to set indentsfalse
- 2to change page marginsfalse
- 3to set tabsfalse
- 4All the abovetrue
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Answer : 4. "All the above"
Explanation :
Answer: D) All the above Explanation: In MS-Word, the Ruler function helps align the text, graphic, tables or other elements in your document.
Q: Last year vivek saved 10% of his annual earnings, this year he earned 5% more than last year and he saved 12% of his annual earnings. The amount saved this year was what percentage of the amount saved last year ? 2197 05b5cc723e4d2b4197774f6c3
5b5cc723e4d2b4197774f6c3- 187%false
- 298%false
- 3138%false
- 4126%true
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Answer : 4. "126%"
Explanation :
Answer: D) 126% Explanation: Suppose total earnings = Rs. 1000010% saving = 10000 x (10/100) = Rs. 1000This year 5% more income than prev year = Rs. 1050012% saving = 10500 x (12/100) = Rs. 1260Percentage of amount saved = (1260/1000) x 100 = 126%
Q: Find the next number in the given number series? 35, 36, 55, 111, ? 2197 05b5cc62ae4d2b4197774b8a5
5b5cc62ae4d2b4197774b8a5- 1278.5true
- 2264.5false
- 3212.5false
- 4202false
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Answer : 1. "278.5"
Explanation :
Answer: A) 278.5 Explanation: The given number series is 35, 36, 55, 111, ? 35 35 x 1 + 1 = 36 36 x 1.5 + 1 = 55 55 x 2 + 1 = 111 111 x 2.5 + 1 = 278.5 Hence, the next number in the given number series is 278.5.
Q: Who is the author of the book "No Full Stops in India" ? 2195 15b5cc6cee4d2b4197774e265
5b5cc6cee4d2b4197774e265- 1R. K. Narayanfalse
- 2Mark Tullytrue
- 3C. Narayan Reddyfalse
- 4Ved Mehtafalse
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Answer : 2. "Mark Tully"
Explanation :
Answer: B) Mark Tully Explanation: