CAT Practice Question and Answer
8Q: Who wins The World's Best Playmaker of the year 2016 ? 2980 25b5cc774e4d2b41977750048
5b5cc774e4d2b41977750048- 1Lionel Messitrue
- 2Toni Kroosfalse
- 3Riyad Mahrezfalse
- 4Andres Iniestafalse
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Answer : 1. "Lionel Messi"
Explanation :
Answer: A) Lionel Messi Explanation: Argentine Star Lionel Messi was chosen as the World’s Best Playmaker for the year 2016 on December 29, 2016, by the International Federation of Football History and Statistics (IFFHS). Messi topped the list with 172 points followed by Andres Iniesta at second spot with 66 points and Toni Kross third with 45 points.
Q: When Ram was born, his father was 32 years older than his brother and his mother was 25 years older than his sister. If Ram's brother is 6 years older than Ram and his mother is 3 years younger than his father, how old was Ram's sister when Ram was born ? 2978 05b5cc70ee4d2b4197774f342
5b5cc70ee4d2b4197774f342- 16 yearsfalse
- 28 yearsfalse
- 310 yearstrue
- 412 yearsfalse
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Answer : 3. "10 years"
Explanation :
Answer: C) 10 years Explanation: Ram age when he was born = 0 years=> His brother's age = 6 year=> His father's age = brother age + 32years = 6+32 = 38=> His mother's age = father's age - 3 = 35So sister's age = 35-25 = 10years.
Q: The sum of 3rd and 15th elements of an arithmetic progression is equal to the sum of 6th, 11th and 13th elements of the same progression. Then which element of the series should necessarily be equal to zero ? 2976 15b5cc73ae4d2b4197774f8bf
5b5cc73ae4d2b4197774f8bf- 114th elementfalse
- 29th elementfalse
- 312th elementtrue
- 47th elementfalse
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Answer : 3. "12th element"
Explanation :
Answer: C) 12th element Explanation: If we consider the third term to be ‘x”The 15th term will be (x + 12d)6th term will be (x + 3d)11th term will be (x + 8d) and 13th term will be (x + 10d).Thus, as per the given condition, 2x + 12d = 3x + 21d.Or x + 9d = 0.x + 9d will be the 12th term. Thus, 12th term of the A.P will be zero.
Q: In the following sentence, Find out which pair of words can be filled in the blanks in order to make a meaningful sentence. A four - year - old girl ______ her life after she was _____ from a 400 ft bore well she had slipped into. 2976 05b5cc6c9e4d2b4197774df6f
5b5cc6c9e4d2b4197774df6f- 1Default, releasedfalse
- 2Made, treatedfalse
- 3Maintained, sustainedfalse
- 4Lost, rescuedtrue
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Answer : 4. "Lost, rescued"
Explanation :
Answer: D) Lost, rescued Explanation: Lost, rescued are the words which gives meaning to the sentence. For other options: Default - Fail Sustained - suffered are suitable and correct pairs.
Q: A constructor estimates that 4 people can paint Mr. Karthik's house in 6 days. If he uses 5 people instead of 4, how long will they take to complete the job ? 2976 05b5cc74ae4d2b4197774fac2
5b5cc74ae4d2b4197774fac2- 13 daysfalse
- 226/3 daysfalse
- 313/4 daysfalse
- 424/5 daystrue
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Answer : 4. "24/5 days"
Explanation :
Answer: D) 24/5 days Explanation: we know that m1 x d1 = m2 x d2=> 4 x 6 = 5 x dwhere d = no. of days taken by 5 men to paintd = 24/5 days.
Q: Who invented Dynamite? 2975 05b5cc6bbe4d2b4197774d834
5b5cc6bbe4d2b4197774d834- 1Graham Bellfalse
- 2Nikola Teslafalse
- 3Alfred Nobeltrue
- 4Louis Pateurfalse
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Answer : 3. "Alfred Nobel"
Explanation :
Answer: C) Alfred Nobel Explanation: Alfred Bernhard Nobel was a Swedish chemist, engineer, inventor, businessman, and philanthropist. Known for inventing Dynamite, Nobel also owned Bofors, which he had redirected from its previous role as primarily an iron and steel producer to a major manufacturer of cannon and other armaments.
Q: Brass gets discoloured in air because of the presence of which of the following gases in air ? 2974 05b5cc6e0e4d2b4197774eb34
5b5cc6e0e4d2b4197774eb34- 1Hydrogen sulphidetrue
- 2Oxygenfalse
- 3Nitrogenfalse
- 4Carbon dioxidefalse
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Answer : 1. "Hydrogen sulphide"
Explanation :
Answer: A) Hydrogen sulphide Explanation:
Q: The circumference of a circular base of Cylinder is 44 cm and its hight is 15 cm. Then the volume of the cylinder is? 2973 05b5cc6ade4d2b4197774d109
5b5cc6ade4d2b4197774d109- 12759 cub. cmfalse
- 22247 cub. cmfalse
- 32614 cub. cmfalse
- 42311 cub. cmtrue
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Answer : 4. "2311 cub. cm"
Explanation :
Answer: D) 2311 cub. cm Explanation: Given Circumference of a circular base of a cylinder = 44 cm We know that Circumference of a circle = 2πr = 44⇒r = 22π Now given the height of a cylinder h = 15 cm Volume of a cylinder V = πr2h = π22π215 = 22 x 22 x 153.14 = 2311 cm3.

