IIT JEE प्रश्न और उत्तर का अभ्यास करें
8प्र: The letters of the word PROMISE are to be arranged so that three vowels should not come together. Find the number of ways of arrangements? 1910 05b5cc6ade4d2b4197774d0f9
5b5cc6ade4d2b4197774d0f9- 14320true
- 24694false
- 34957false
- 44871false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "4320"
व्याख्या :
Answer: A) 4320 Explanation: Given Word is PROMISE. Number of letters in the word PROMISE = 7 Number of ways 7 letters can be arranged = 7! ways Number of Vowels in word PROMISE = 3 (O, I, E) Number of ways the vowels can be arranged that 3 Vowels come together = 5! x 3! ways Now, the number of ways of arrangements so that three vowels should not come together = 7! - (5! x 3!) ways = 5040 - 720 = 4320.
प्र: When the price of whear was increased by 32%, a family reduced its consumption in such a way that the expenditure on wheat was only 10% more than before. If 30 kg per month were consumed before, find the new monthly consumption of family? 1909 05b5cc61ee4d2b4197774b758
5b5cc61ee4d2b4197774b758- 127 kgsfalse
- 225 kgstrue
- 324 kgsfalse
- 421 kgsfalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 2. "25 kgs"
व्याख्या :
Answer: B) 25 kgs Explanation: Initial wheat per kg cost be Rs. 100 Then, monthly expenditure of the family = 30 x 100 = 3000 After increase in cost, Let P be new monthly consumption of family. P x 132 = 110/100 x 3000 => P = 25 kg.
प्र: Who wanted economic freedom with political freedom? 1908 05b5cc66de4d2b4197774bfe9
5b5cc66de4d2b4197774bfe9- 1Swami Sahajanand Saraswatitrue
- 2Swami Vivekanandfalse
- 3Swami Ramanandfalse
- 4Swami Dayanand saraswatifalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "Swami Sahajanand Saraswati"
व्याख्या :
Answer: A) Swami Sahajanand Saraswati Explanation:
प्र: Texas trial lawyers frequently ally with 1906 05b5cc60de4d2b4197774b5d6
5b5cc60de4d2b4197774b5d6- 1Consumer interest groups.true
- 2Public employee unions.false
- 3The gas and oil industry.false
- 4Pharmaceutical companies.false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "Consumer interest groups."
व्याख्या :
Answer: A) Consumer interest groups. Explanation:
प्र: Find the odd man out in the following number series? 71, 88, 113, 150, 203, 277 1906 05b5cc678e4d2b4197774c158
5b5cc678e4d2b4197774c158- 1277true
- 2203false
- 3150false
- 4113false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "277"
व्याख्या :
Answer: A) 277 Explanation: The given number series is 71 88 113 150 203 277 +17 +25 +37 +53 +74 +8 +12 +16 +21 +4 +4 +5 The series should be 71 88 112 150 203 276 i.e, the differences of the difference should be +4. Hence, the odd man in the given series is 277.
प्र: The Jigme Dorji National Park is located in which country ? 1905 05b5cc6d5e4d2b4197774e61f
5b5cc6d5e4d2b4197774e61f- 1Myanmarfalse
- 2Bhutantrue
- 3Indiafalse
- 4Nepalfalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 2. "Bhutan"
व्याख्या :
Answer: B) Bhutan Explanation: The Jigme Dorji National Park is the second-largest National Park of Bhutan. The park provides sanctuary for 37 known species of mammals including several endangered, threatened or vulnerable species, such as the takin, snow leopard, clouded leopard, Bengal tiger, bharal or Himalayan blue sheep, etc. It is also home to the Indian leopard, serow, sambar, barking deer, goral, marmot, pika and more than 300 species of birds. It is also the only park in Bhutan where the national animal (takin), flower (blue poppy), bird (raven) and tree (cypress) exist together.
प्र: What are long chains of Carbon Molecules called 1904 05b5cc6b8e4d2b4197774d699
5b5cc6b8e4d2b4197774d699- 1Ribosomesfalse
- 2Hydrocarbonsfalse
- 3Polymerstrue
- 4Nonefalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 3. "Polymers"
व्याख्या :
Answer: C) Polymers Explanation: A small organic molecule (sugars or amino acids), several of which may be bonded together to form a chain called a polymer.
प्र: The simple interest on a sum of money will be Rs.600 after 10 years. If the principal is trebled after 5 years what will be the total interest at the end of the tenth year ? 1903 05b5cc6e1e4d2b4197774ebf7
5b5cc6e1e4d2b4197774ebf7- 1Rs. 1100false
- 2Rs. 1200true
- 3Rs. 1000false
- 4Rs. 1840false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 2. "Rs. 1200"
व्याख्या :
Answer: B) Rs. 1200 Explanation: P --- 10 ----- 600 P --- 5 ----- 300 3P --- 5 ----- 900 __________ 1200

