Sum of 1/(1! +2!) +1/(2! +3!)+.. . 1/(9! +10!)=? Can anyone please solve this question? Related: Types of Questions in CAT , XAT - Number Series?

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CAT Exam > CAT Questions > Sum of 1/(1! +2!) +1/(2! +3!)+.. . 1/(9! +10!...

Sum of 1/(1! +2!) +1/(2! +3!)+.. . 1/(9! +10!)=? Can anyone please solve this question?

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Group QuestionAnswer the following question based on the information given below.In an MBA entrance exam, questions are classified into two sections - Quants and Verbal. The number of questions in Quants is less than 100 while that in Verbal is not less than 75. Within each section, the questions are classified into Easy or Difficult based on the number of concepts involved. An easy question requires not more than 1 concept, while a difficult question requires 2 or more concepts to solve.Further, a question could be lengthy (atleast 3 minutes to solv e) or non- lengthy (less thanl minute to solve).Based on the following data, answer the subsequent questions.1. The number of difficult, non-lengthy questions in Verbal is 10 less than half the number of easy, non-lengthy questions in Quants.2. The ratio of number of easy, lengthy questions in Quants to number of difficult, lengthy questions in Verbal is 5:3.3. The number of non-lengthy, difficult questions in Quants is 5 less than thrice the number of lengthy, easy questions in Verbal.4. The number of lengthy questions in Verbal is 35 less than the number of easy questions in Quant.5. The number of non-lengthy questions in Quants is 30 more than the number of difficult questions in Verbal.6. The number of easy, non lengthy question in Verbal is thrice the number of lengthy, difficult questions in Quant.7. Each sub-section had atleast 5 questions.Q.What is the number of easy, but lengthy questions in the Verbal section?

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In an MBA entrance exam, questions are classified into two sections - Quants and Verbal. The number of questions in Quants is less than 100 while that in Verbal is not less than 75. Within each section, the questions are classified into Easy or Difficult based on the number of concepts involved. An easy question requires not more than 1 concept, while a difficult question requires 2 or more concepts to solve.Further, a question could be lengthy (atleast 3 minutes to solv e) or non- lengthy (less thanl minute to solve).Based on the following data, answer the subsequent questions.1. The number of difficult, non-lengthy questions in Verbal is 10 less than half the number of easy, non-lengthy questions in Quants.2. The ratio of number of easy, lengthy questions in Quants to number of difficult, lengthy questions in Verbal is 5:3.3. The number of non-lengthy, difficult questions in Quants is 5 less than thrice the number of lengthy, easy questions in Verbal.4. The number of lengthy questions in Verbal is 35 less than the number of easy questions in Quant.5. The number of non-lengthy questions in Quants is 30 more than the number of difficult questions in Verbal.6. The number of easy, non lengthy question in Verbal is thrice the number of lengthy, difficult questions in Quant.7. Each sub-section had atleast 5 questions.Q.Find the maximum possible score of the topper, if each correct option fetches 4 marks?

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In an MBA entrance exam, questions are classified into two sections - Quants and Verbal. The number of questions in Quants is less than 100 while that in Verbal is not less than 75. Within each section, the questions are classified into Easy or Difficult based on the number of concepts involved. An easy question requires not more than 1 concept, while a difficult question requires 2 or more concepts to solve.Further, a question could be lengthy (atleast 3 minutes to solv e) or non- lengthy (less thanl minute to solve).Based on the following data, answer the subsequent questions.1. The number of difficult, non-lengthy questions in Verbal is 10 less than half the number of easy, non-lengthy questions in Quants.2. The ratio of number of easy, lengthy questions in Quants to number of difficult, lengthy questions in Verbal is 5:3.3. The number of non-lengthy, difficult questions in Quants is 5 less than thrice the number of lengthy, easy questions in Verbal.4. The number of lengthy questions in Verbal is 35 less than the number of easy questions in Quant.5. The number of non-lengthy questions in Quants is 30 more than the number of difficult questions in Verbal.6. The number of easy, non lengthy question in Verbal is thrice the number of lengthy, difficult questions in Quant.7. Each sub-section had atleast 5 questions.Q.Which sub-section has the minimum number of questions?

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In an MBA entrance exam, questions are classified into two sections - Quants and Verbal. The number of questions in Quants is less than 100 while that in Verbal is not less than 75. Within each section, the questions are classified into Easy or Difficult based on the number of concepts involved. An easy question requires not more than 1 concept, while a difficult question requires 2 or more concepts to solve.Further, a question could be lengthy (atleast 3 minutes to solv e) or non- lengthy (less thanl minute to solve).Based on the following data, answer the subsequent questions.1. The number of difficult, non-lengthy questions in Verbal is 10 less than half the number of easy, non-lengthy questions in Quants.2. The ratio of number of easy, lengthy questions in Quants to number of difficult, lengthy questions in Verbal is 5:3.3. The number of non-lengthy, difficult questions in Quants is 5 less than thrice the number of lengthy, easy questions in Verbal.4. The number of lengthy questions in Verbal is 35 less than the number of easy questions in Quant.5. The number of non-lengthy questions in Quants is 30 more than the number of difficult questions in Verbal.6. The number of easy, non lengthy question in Verbal is thrice the number of lengthy, difficult questions in Quant.7. Each sub-section had atleast 5 questions.Q.Which among the following could be a possible value of total number of easy questions?

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Group QuestionAnswer the following question based on the information given below.For a certain quiz, 10 questions have been short listed but the number of participating teams is yet undecided. The question numbers are labeled as Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8, Q9 and Q10.Since the number of participating teams is not decided, it was decided to form sets from these 10 questions with the restriction that each set must have at least two questions.However the selection of questions for any set was subject to following restrictions:1. Q1 and Q8 must be in the same set.2. Q8 and Q5 cannot be in the same set.3. Q2 and Q6 cannot be in the same set.4. Q9, Q2 and 0 4 if selected must be in the same set.5. Q3 and Q10 must appear in the set together.6. Q1 and Q3 cannot be in the same set.Additional information for Q.1 and Q.2:All the sets formed have 4 questions each.Q.How many sets of four questions can be formed? Correct answer is '6'. Can you explain this answer?

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