IIT JEE प्रश्न और उत्तर का अभ्यास करें
8प्र: 3, 12, 5, ? 1526 05b5cc6b9e4d2b4197774d725
5b5cc6b9e4d2b4197774d725- 136false
- 226false
- 330true
- 424false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 3. "30"
व्याख्या :
Answer: C) 30 Explanation: 332 + 3 = 12552 + 5 = 30
प्र: What is 85 of 352? 1525 05b5cc6a6e4d2b4197774cd42
5b5cc6a6e4d2b4197774cd42- 121.5%false
- 224.14%true
- 323.68%false
- 425.47%false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 2. "24.14%"
व्याख्या :
Answer: B) 24.14% Explanation: Here 85 of 352 => 85 is what percent in 352 Let p% of 352 is 85 Percentage(%) is generally calculated in the total of 100. => p x 352/100 = 85 => p = 8500/352 = 24.14% Hence, 85 is 24.14% of 352.
प्र: In how many different ways can the letters of the word 'ABYSMAL' be arranged ? 1524 05b5cc6c9e4d2b4197774df88
5b5cc6c9e4d2b4197774df88- 15040false
- 23650false
- 34150false
- 42520true
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 4. "2520"
व्याख्या :
Answer: D) 2520 Explanation: Total number of letters in the word ABYSMAL are 7 Number of ways these 7 letters can be arranged are 7! ways But the letter is repeated and this can be arranged in 2! ways Total number of ways arranging ABYSMAL = 7!/2! = 5040/2 = 2520 ways.
प्र: What state of matter is Jello? 1524 05b5cc6a2e4d2b4197774cbd7
5b5cc6a2e4d2b4197774cbd7- 1Liquidfalse
- 2Solidfalse
- 3Colloidtrue
- 4Gasfalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 3. "Colloid"
व्याख्या :
Answer: C) Colloid Explanation: Jello is a colloid, a semi-rigid structure i.e, semi-solid suspended in a liquid. When you Heat it up a bit and you'll break the protein bonds of the gelatin and it will liquefy completely and if you freeze, it becomes solid.
प्र: Can yoy guess the Age of Karthik & Kalyan ? 1523 05b5cc6d2e4d2b4197774e476
5b5cc6d2e4d2b4197774e476- 168 & 44false
- 264 & 48true
- 358 & 54false
- 476 & 36false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 2. "64 & 48"
व्याख्या :
Answer: B) 64 & 48 Explanation: Given Karthik + Kalyan = 112 Given that when karthik is at the age of kalyan he is twice of Kalyan's age i.e When he was 48 means Kalyan is at 24 => Present age of Kalyan is 48 And that of Karthik is 112 - 48 = 64
प्र: The sum of one-half, one-third and one-fourth of a number exceeds the number by 22. The number is 1523 05b5cc73ae4d2b4197774f907
5b5cc73ae4d2b4197774f907- 1264true
- 2284false
- 3215false
- 4302false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "264"
व्याख्या :
Answer: A) 264 Explanation: Let the number be 'x'. Then, from given data x/2 + x/3 + x/4 = x+2213x/12 = x+22x = 264
प्र: Which was the first Hydel power projects in India? 1522 05b5cc611e4d2b4197774b66a
5b5cc611e4d2b4197774b66a- 1Paikara in Tamilnadufalse
- 2Nizamsagar in Telanganafalse
- 3Siva Samudram in Karnatakatrue
- 4Palli vasal in Kerelafalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 3. "Siva Samudram in Karnataka"
व्याख्या :
Answer: C) Siva Samudram in Karnataka Explanation: Siva Samudram in Karnatka. The potential for hydroelectric power in India is one of the greatest in the world. The first hydro-electric power station in India was established in Karnataka at "shivana samudra".
प्र: 217 x 217 + 183 x 183 = ? 1522 05b5cc6e5e4d2b4197774ed10
5b5cc6e5e4d2b4197774ed10- 184521false
- 287487false
- 380578true
- 478458false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 3. "80578"
व्याख्या :
Answer: C) 80578 Explanation: 2172+1832 = 200+172+200-172 It is in the form of a+b2+a-b2=2a2+b2 = 2(40000 + 289) = 80578.

