CAT Practice Question and Answer
8Q: If x = √8 - √7, y = √6 - √5 and z = √10 - 3, which of the following is true ? 2555 05b5cc6dbe4d2b4197774e955
5b5cc6dbe4d2b4197774e955- 1x > y < zfalse
- 2x < y < zfalse
- 3x > y > zfalse
- 4z < x < ytrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "z < x < y"
Explanation :
Answer: D) z < x < y Explanation: x = √8 - √7 = 1/(√8 + √7) and y = √6 - √5 = 1/(√6 + √5) and z = √10 - 3 = 1/(√10 + 3) As (√8 + √7) > (√6 + √5), (√8 - √7) < (√6 - √5) As (√10 + 3) > (√8 + √7) > (√6 + √5) z < x < y.
Q: The average of a non-zero number and its square is 11 times the number. The number is ? 2554 05b5cc72ce4d2b4197774f741
5b5cc72ce4d2b4197774f741- 122true
- 221false
- 311false
- 417false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "22"
Explanation :
Answer: A) 22 Explanation: Let the number be 'x'. x+x22 = 11x x2= 22x => x = 22.
Q: The State which tops in the production of rubber is 2552 25b5cc7ece4d2b41977751bf5
5b5cc7ece4d2b41977751bf5- 1Tamil Nadufalse
- 2Karnatakafalse
- 3Keralatrue
- 4Orissafalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Kerala"
Explanation :
Answer: C) Kerala Explanation: A uniformly high temperature of 800F and the annual rainfall of 80 inches or more, required by rubber is available in Kerala.
Q: Find the ratio of the areas of the incircle and circumcircle of a square ? 2552 05b5cc77fe4d2b419777501c9
5b5cc77fe4d2b419777501c9- 11 : 4false
- 24 : 1false
- 32 : 1false
- 41 : 2true
- Show AnswerHide Answer
- Workspace
- SingleChoice
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 always coming but never arrives? 2552 05b5cc68be4d2b4197774c3b5
5b5cc68be4d2b4197774c3b5- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer :
Explanation :
It is Tomorrow. It always be tomorrow which represents coming but never arrives.
Q: The largest 4 digit number exactly divisible by 88 is ? 2550 05b5cc728e4d2b4197774f6d2
5b5cc728e4d2b4197774f6d2- 19944true
- 29768false
- 38888false
- 49988false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "9944"
Explanation :
Answer: A) 9944 Explanation: The largest 4 digit number is = 9999After dividing 9999 with 88, we get 55 as remainderso largest 4 digit number divisible by 88 = 9999-55 = 9944.
Q: I can Honk without using a Horn. Who am I? 2549 05b5cc6abe4d2b4197774cf9e
5b5cc6abe4d2b4197774cf9e- 1Goosetrue
- 2Cranefalse
- 3Penguinfalse
- 4Hummingfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Goose"
Explanation :
Answer: A) Goose Explanation: Goose can Honk without using a Horn. Geese are waterfowl of the family Anatidae.
Q: Which of the following is generally true about the stratosphere? 2548 05b5cc6a8e4d2b4197774ce80
5b5cc6a8e4d2b4197774ce80- 1It is very drytrue
- 2It is very moistfalse
- 3The dryness level varies with the seasonfalse
- 4The dryness level varies with the moon cyclefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "It is very dry"
Explanation :
Answer: A) It is very dry Explanation: The stratosphere layer of the atmosphere is very dry.