CAT Practice Question and Answer
8Q: Study the question and all the three statements given and decide whether any information provided in the statements are redundand and can be dispensed with while answering the questions. Question : What is the rate of interest per year ? Statements : 1. The amount invested is Rs. 6000.2. The amount becomes Rs. 6741.60 in 2 years at compound interest.3. The difference between compound interest and simple interest in 2 years is Rs. 21.60. 1576 05b5cc6c5e4d2b4197774dd6e
5b5cc6c5e4d2b4197774dd6e- 1Only 3false
- 2Both 2 & 3false
- 3Any two of (1, 2 & 3)true
- 4Nonefalse
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Answer : 3. "Any two of (1, 2 & 3)"
Explanation :
Answer: C) Any two of (1, 2 & 3) Explanation: Using Both 1 & 2 statements we get the rate of interest as in (1) we have given principle amount and in (2) compound interest for 2 years. By this data we get the rate%. Using Both 1 & 3 statements we can get the rate% as we have principle amount & difference between compound interest and simple interest in 2 years. Using Both 2 & 3 statements we get compound interest & simple interest by which we get principle amount. So that we can calculate %rate. Hence by using any two of the three statements(1,2&3) we get rate of interest.
Q: According to _____ poll, India's GDP growth will remain in the range of 6.5-7.5 % over the next 12-18 months in August 2017. 1576 05b5cc6cee4d2b4197774e212
5b5cc6cee4d2b4197774e212- 1World Bankfalse
- 2RBIfalse
- 3Nomurafalse
- 4Moody'strue
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Answer : 4. "Moody's"
Explanation :
Answer: D) Moody's Explanation: India's GDP growth will remain in the range of 6.5-7.5 per cent over the next 12-18 months and GST will support the momentum for faster growth, a Moody's poll said.
Q: 4 men and 6 women can complete a work in 8 days, while 3 men and 7 women can complete it in 10 days. In how many days will 10 women complete it ? 1573 05b5cc6dfe4d2b4197774eb02
5b5cc6dfe4d2b4197774eb02- 140 daystrue
- 236 daysfalse
- 332 daysfalse
- 434 daysfalse
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Answer : 1. "40 days"
Explanation :
Answer: A) 40 days Explanation: Let 1 man's 1 day work = x and 1 woman's 1 day work = y.Then, 4x + 6y = 1/8 and 3x + 7y = 1/10Solving these two equations, we get:x = 11/400 and y = 1/40010 woman's 1 day work = (1/400 x 10) = 1/40. Hence, 10 women will complete the work in 40 days.
Q: Find the value of 1.21x0.91.1x0.11? 1573 05b5cc6cae4d2b4197774e001
5b5cc6cae4d2b4197774e001- 10false
- 21false
- 33true
- 45false
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Answer : 3. "3"
Explanation :
Answer: C) 3 Explanation: Given 1.21x0.91.1x0.11 = 1.21x100x0.9x101.1x10x0.11x100 = 9 = 3.
Q: How many words can be formed with or without meaning by using three letters out of k, l, m, n, o without repetition of alphabets. 1572 05b5cc6abe4d2b4197774d058
5b5cc6abe4d2b4197774d058- 160true
- 2120false
- 3240false
- 430false
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Answer : 1. "60"
Explanation :
Answer: A) 60 Explanation: Given letters are k, l, m, n, o = 5 number of letters to be in the words = 3 Total number of words that can be formed from these 5 letters taken 3 at a time without repetation of letters = 5P3 ways. ⇒ 5P3 = 5 x 4 x 3 = 60 words.
Q: India’s first and longest sea ropeway will be built between which places, as announced on 24 April 2017 ? 1571 05b5cc6e9e4d2b4197774ee10
5b5cc6e9e4d2b4197774ee10- 1Mumbai & Elephanta Islandtrue
- 2Vizag & Andamanfalse
- 3Goa & Andamanfalse
- 4Nonefalse
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Answer : 1. "Mumbai & Elephanta Island"
Explanation :
Answer: A) Mumbai & Elephanta Island Explanation: India’s first and longest ropeway to connect Mumbai with the famous Elephanta Island in the Arabian Sea is planned to be constructed by the Mumbai Port Trust, according to the official report. The 8-km ropeway will begin from Sewri in Mumbai’s east coast and end at Raigad district’s Elephanta Island, globally renowned for Elephanta Caves, a UNESCO World Heritage site.
Q: Nuclear Fission is caused by the impact of 1569 05b5cc6abe4d2b4197774d020
5b5cc6abe4d2b4197774d020- 1Electronfalse
- 2Neutrontrue
- 3Protonfalse
- 4Deutronfalse
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Answer : 2. "Neutron"
Explanation :
Answer: B) Neutron Explanation: In nuclear physics, nuclear fission is either a nuclear reaction or a radioactive decay process in which the nucleus of an atom splits into smaller parts (lighter nuclei). The fission process often produces free neutrons and releases a very large amount of energy. Thus, The Nuclear Fission is caused by the impact of Neutrons.
Q: What will come in place of question mark (?) in the following number series? 4, 3, 4, 7, 15, ? 1567 05b5cc6c5e4d2b4197774dde6
5b5cc6c5e4d2b4197774dde6- 142false
- 244true
- 353false
- 456false
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Answer : 2. "44"
Explanation :
Answer: B) 44 Explanation: 4 3 4 7 15 ? ×1-1 ×1+1 ×2-1 ×2+1 ×3-1 15x3 - 1 = 45 - 1 = 44

