Practice Question and Answer
8 Q: What is the product formed when sodium bicarbonate is heated strongly?
2142 060920368265c9d1ad0127bed
60920368265c9d1ad0127bed- 1Sodium Peroxidefalse
- 2Sodium Monoxidefalse
- 3Sodium Carbonatetrue
- 4Sodium Hydroxidefalse
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Answer : 3. "Sodium Carbonate "
Q: The average age of a group of 10 students is 15 years. When 5 more students join the group, the average age increase by 1 year. The average age of the new student is? 2141 05b5cc7b0e4d2b4197775083d
5b5cc7b0e4d2b4197775083d- Show AnswerHide Answer
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Answer :
Explanation :
Total age of 10 students = 150 years Total age of 15 students = 240 years Total age of 5 new students = 240 - 150 = 90 years Average age of 5 new students = 90/5 = 18 years.
Q: The FDA protects the U.S public from 2141 05b5cc67be4d2b4197774c1c2
5b5cc67be4d2b4197774c1c2- 1paying too much for medicinefalse
- 2medications that can form addictionsfalse
- 3drugs smuggled across the borderfalse
- 4harmful prescription and OTC medicationstrue
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Answer : 4. "harmful prescription and OTC medications"
Explanation :
Answer: D) harmful prescription and OTC medications Explanation: FDA, protects the U.S. public from abuses and poor quality products from industries related to food, pharmaceuticals, cosmetics, tobacco, dietary supplements, and even veterinary products. Hence, the FDA is suppose to protect the public from harmful prescription and OTC (over the counter) medications.
Q: In this question, four words have been given, out of which three are alike in some manner and the fourth one is different. Choose out the odd one?
2141 05ef4212781a47f2e7aefd3b2
5ef4212781a47f2e7aefd3b2- 1Cheesefalse
- 2Butterfalse
- 3Milktrue
- 4Curdfalse
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Answer : 3. "Milk"
Q: The average marks of a student in four subjects is 75. If the student obtained 80 marks in the 5th subject then the new average is ?
2141 05f6346b3167e402436a7a682
5f6346b3167e402436a7a682- 180false
- 276true
- 392false
- 495false
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Answer : 2. "76"
Q: Directions: In the following question four words have been given, out of which three are alike in some manner and the for one is different. Choose out the odd one.
2141 060115637178b94051ceb8950
60115637178b94051ceb8950- 1Bearfalse
- 2Hedgehogfalse
- 3Deertrue
- 4Frogfalse
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Answer : 3. "Deer "
Q: There is 50% increase in an amount in 5 years at simple interest. What will be the compound interest of Rs. 12,000 after 3 years at the same rate ? 2140 05b5cc767e4d2b4197774fe01
5b5cc767e4d2b4197774fe01- 1Rs. 5422false
- 2Rs. 5489false
- 3Rs. 3972true
- 4Rs. 6145false
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Answer : 3. "Rs. 3972"
Explanation :
Answer: C) Rs. 3972 Explanation: Let p = Rs. 100. Then, S.I is Rs. 50 and time = 5 years. ∴ R = 100×50100×5= 10% p.a. Now, p = Rs. 12,000 , T = 3 years and R = 10% p.a. C.I. = Rs. 12000×1+101003-1= Rs. 3972
Q: When n is divided by 6, the remainder is 4. When 2n is divided by 6, the remainder is :
2140 05ee85530c9ddb00b8bda71c6
5ee85530c9ddb00b8bda71c6- 14false
- 22true
- 30false
- 41false
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