Practice Question and Answer
8Q: Which is a characteristic of a Mixture? 2465 05b5cc697e4d2b4197774c5b9
5b5cc697e4d2b4197774c5b9- 1a pure substancefalse
- 2chemically cominedfalse
- 3they can be mixed in some fixed ratiofalse
- 4it is either homogenous or heterogenoustrue
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Answer : 4. "it is either homogenous or heterogenous"
Explanation :
Answer: D) it is either homogenous or heterogenous Explanation: A mixture is the blending of two or more dissimilar substances. Characteristics of a Mixture: 1. It has No formula. 2. It is an impure sustance 3. They can be mixed in any ratio. 4. The properties of the mixture are the properties of its constituents. 5. Constituents can e easily seperated by physical methods.eg: Heating, Drying, Crystallization, Distillation etc... 6. It is either homogenous or heterogenous. A major characteristic of mixtures is that the materials do not chemically combine. Mixtures can be divided into those that are evenly distributed (homogeneous) and those that aren't (heterogeneous).
Q: A dealer bought an item at 10% discount on its original price. He sold it at 35 % more than the original price. What percentage profit did he get?
2465 05fd9c16c89d4575ab4909a0b
5fd9c16c89d4575ab4909a0b- 125 %false
- 245 %false
- 322.5 %false
- 450 %true
- 535 %false
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Answer : 4. "50 %"
Q: Computer use the____ language to process data.
2465 05f0544c8b864a45d9075f956
5f0544c8b864a45d9075f956- 1Binarytrue
- 2Representationalfalse
- 3Processingfalse
- 4Kilobytefalse
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Answer : 1. "Binary "
Q: Which of the following is not a part of the digestive system? 2465 05c78e747f40b900d03578d36
5c78e747f40b900d03578d36- 1Small Intestinefalse
- 2Rectumfalse
- 3Pharynxfalse
- 4Spleentrue
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Answer : 4. "Spleen"
Q: Today is Varun's birthday. One year, from today he will be twice as old as he was 12 years ago. How old is Varun today ? 2465 05b5cc71be4d2b4197774f559
5b5cc71be4d2b4197774f559- 125 yearstrue
- 224 yearsfalse
- 323 yearsfalse
- 422 yearsfalse
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Answer : 1. "25 years"
Explanation :
Answer: A) 25 years Explanation: Let varun's age = x yrs. From the given conditions, x+1 = 2(x-12) x = 25 years.
Q: If watches bought at prices ranging from Rs. 200 to Rs. 350 are sold at prices ranging from Rs. 300 to Rs. 425. What is the greatest possible profit that might be made in selling nine watches ? 2465 05b5cc75ce4d2b4197774fc89
5b5cc75ce4d2b4197774fc89- 1Rs. 1800false
- 2Rs. 2000false
- 3Rs. 2025true
- 4Rs. 1750false
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Answer : 3. "Rs. 2025"
Explanation :
Answer: C) Rs. 2025 Explanation: Profit would be maximum if watches are brought for Rs. 200 and sold for Rs. 425Profit = Rs. (425 - 200) = Rs. 225Profit of 9 watches = Rs. 225 x 9 = Rs.2,025.
Q: Who has recently become the brand ambassador of Paytm First Games (PFG) Company?
2464 05f6472b5e318e06cd33cfb17
5f6472b5e318e06cd33cfb17- 1Virat Kohlifalse
- 2Sunil Chhetrifalse
- 3Sachin Tendulkartrue
- 4Kapil Devfalse
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Answer : 3. "Sachin Tendulkar"
Q: Statement:
School management has announced to take strict action against those students who do not report in class on time.
Assumptions:
I. They want to maintain the dignity of school.
II. They want to develop discipline in students.
2464 05dc11ae0b0e9c27a7e27c1ee
5dc11ae0b0e9c27a7e27c1eeSchool management has announced to take strict action against those students who do not report in class on time.
Assumptions:
I. They want to maintain the dignity of school.
II. They want to develop discipline in students.
- 1Only assumption I is implicit.false
- 2assumption I and II both are implicittrue
- 3Neither assumption I nor assumption II is implicit.false
- 4Only assumption II is implicit.false
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