Maths Practice Question and Answer
8Q: A rectangular plot has the ratio of 5:3 between length and breath. If the perimeter of the plot is 320 mtr. What’s the area of the plot? 2159 05d10919b87e3540b926c1bba
5d10919b87e3540b926c1bba- 16000 sq.mtr.true
- 212000 sq.mtr.false
- 34500 sq.mtr.false
- 418000 sq.mtr.false
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Answer : 1. "6000 sq.mtr."
Explanation :
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Q: The area of an equilateral triangle inscribed in a circle is . The area of the circle is:
2156 05ecc97667bb74b48ff92cb5e
5ecc97667bb74b48ff92cb5e- 1false
- 2false
π - 3true
π - 4false
π
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Answer : 3. "π "
Q: A number whose one - fifth part increased by 4 is equal to its one - fourth part diminished by 10 is:
2155 05ee0b7a6ca41b347ed34acd4
5ee0b7a6ca41b347ed34acd4- 1260false
- 2280true
- 3240false
- 4270false
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Answer : 2. "280 "
Q: If A: B=3:4, B:C=8:9, and C:D=15:16, Find A:D 2151 15d1b15621fc62311c7736872
5d1b15621fc62311c7736872- 15:8true
- 25:7false
- 315:32false
- 420:44false
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Answer : 1. "5:8"
Q: If for an edition of the book, the cost of paper is Rs. 56250, then find the promotion cost for this edition?
2150 05d70cb15eb96471d6f366102
5d70cb15eb96471d6f366102
- 1Rs. 20,000false
- 2Rs. 22,500true
- 3Rs. 25,500false
- 4Rs. 28,125false
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Answer : 2. "Rs. 22,500"
Explanation :
Let the Promotion cost for this edition be Rs. p.
Then, 25 : 10 = 56250 : p ⇒ p = Rs. = Rs. 22500.
Q: If α and β are the roots of equation x2 - 2x + 4 - 0, then what is the equation whose roots are α3/β2 and β3/α2?
2150 05dca46ef88990a4b0e8010a2
5dca46ef88990a4b0e8010a2- 1false
- 2false
- 3true
- 4false
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Answer : 3. " "
Q: A vessel contains 20 litres of acid. 4 is taken out of the vessel and replaced by the same quantity of water. Next 4 litres of the mixture are withdrawn, and again the vessel is filled with the same quantity of water. Then find the ratio of acid left in the vessel with the quantity of acid initially in the vessel is:
2145 05ff9b1b2576a027ccbddd8d2
5ff9b1b2576a027ccbddd8d2- 14 : 5false
- 24 : 25false
- 316 : 25true
- 41 : 5false
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Answer : 3. "16 : 25"
Q: If a person purchases a shirt, he gets 6 % discount. However, if he purchases two shirts, he gets 5 % on the first and 8 % on the second. If the price paid by the person for two shirts is ₹ 925, then what will be the marked price of each shirt?
2143 05dd630afa1c5834595c3db98
5dd630afa1c5834595c3db98- 1₹ 494true
- 2₹ 550false
- 3₹ 528false
- 4₹ 500false
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