Practice Question and Answer
8Q: The average value found for 20 observations was 75. It was noticed later that 97 was read as 79. So, what was the correct average value? 2173 05d19e0457619fe30b9d34a66
5d19e0457619fe30b9d34a66- 175.7false
- 275.8false
- 375.9true
- 475.6false
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Answer : 3. "75.9"
Explanation :
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Q: If the length of a rectangle increased by 20 % and breadth is decreased by 12.5 % Find the percentage increase in the Area ?
2172 05e7f3a49a874324f6e0baf7a
5e7f3a49a874324f6e0baf7a- 17.5%false
- 220%false
- 35%true
- 437.5%false
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Answer : 3. "5% "
Q:Direction: - In the question read each sentence to find out whether there is any error in it. the error, if any will be in one part of the sentence. The number of that part is the answer. If there is no error, the answer is (D). (Ignore errors of punctuation, if any.)
Many a man (A)/ have come to India from Bangladesh (B)/ to live here permanently. (C)/ No error. (D)
2172 05f325ec2a19eae5979fe0e60
5f325ec2a19eae5979fe0e60- 1Cfalse
- 2Dfalse
- 3Afalse
- 4Btrue
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Answer : 4. "B"
Q: A seven-sided polygon is called ______
2172 05e7edac9d56d695255d17f30
5e7edac9d56d695255d17f30- 1Nonagonfalse
- 2Hexagonfalse
- 3Heptagontrue
- 4Octagonfalse
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Answer : 3. "Heptagon "
Q: A tower is broken at a point P above the ground. The top of the tower makes an angle 60 ° with the ground at Q. From another point R on the opposite side of Q angle of elevation of point P is 30 °. If QR = 180 m, then what is the total height (in meters ) of the tower ?
2172 05f0c2321fce67160728a2aa9
5f0c2321fce67160728a2aa9- 145(√3+1)false
- 245(√3+2)true
- 390false
- 445√3false
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Answer : 2. "45(√3+2)"
Q: Yellow river is known in the following.
2172 05ef577d0d7fe8173219c1488
5ef577d0d7fe8173219c1488- 1Cauveryfalse
- 2Amazonfalse
- 3Hwang–Hotrue
- 4Damodarfalse
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Answer : 3. "Hwang–Ho"
Explanation :
The Yellow River is known as (C) Hwang–Ho. The Yellow River, also known as the Hwang-Ho or Huang He, is the second-longest river in China and one of the major rivers in Asia. It is often called the "Mother River of China" due to its historical and cultural significance. The river is named for the yellow silt it carries, giving it a distinctive yellow color. The Yellow River is an important watercourse in Chinese history and civilization, playing a crucial role in agriculture and supporting ancient Chinese civilizations.
Q: The Smart City Operations Centre (COC) of Visakhapatnam operates 24x7 in three shifts to manage COVID-19. Visakhapatnam is in which of the following state?
2172 05eb905ebcfe50f4e4f2adb06
5eb905ebcfe50f4e4f2adb06- 1Telanganafalse
- 2Odishatrue
- 3Andhra Pradeshfalse
- 4Tamilnadufalse
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Answer : 2. "Odisha"
Q: In which year was the Golden Jubilee Urban Employment Scheme launched?
2172 0603763e524cd273bc4f50b2e
603763e524cd273bc4f50b2e- 11995false
- 21990false
- 32000false
- 41997true
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