Maths Practice Question and Answer
8 Q: The sum of two numbers is 29, the difference between the squares of those numbers is 145. There will be a difference of those numbers.
2023 060363d36a0666c3c85061b48
60363d36a0666c3c85061b48- 113false
- 28false
- 311false
- 45true
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Answer : 4. "5"
Q: The cost price of 12 pens is equal to the selling price of 8 pens. The profit percentage is:
2023 0609f9ba56397877f3199dea2
609f9ba56397877f3199dea2- 150 %true
- 240 %false
- 355 %false
- 445 %false
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Answer : 1. "50 %"
Q: The number 45789 is divisible by which of the single digit number:
2023 05dcd413cc373612390d6957f
5dcd413cc373612390d6957f- 1Only by 3true
- 2Only by 9false
- 3Only by 3 and 7false
- 4Only by 3 and 9false
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Answer : 1. "Only by 3 "
Q: A train 270 meters long is running at a speed of 36 km per hour then it will cross a bridge of length 180 meters in :
2023 05dd61dbe7780ee35515ab7af
5dd61dbe7780ee35515ab7af- 140 secfalse
- 245 sectrue
- 350 secfalse
- 435 secfalse
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Answer : 2. "45 sec "
Explanation :
According to the question the total distance will be (270+180)=450 meter
the speed of train will be in 10 m/sec
so that we knew that D=Speed Χ Time
450=10ΧTime
then Time will be 45 sec
Q: If A and B are the HCF and LCM respectively of two algebraic expressions x and y, and A + B = x + y, then the value of A3 + B3 is
2021 05dca4b85582669277c295f80
5dca4b85582669277c295f80- 1$$x^3-y^3 $$false
- 2$$x^3$$false
- 3$$y^3$$false
- 4$$x^3 + y^3$$true
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Answer : 4. "$$x^3 + y^3$$"
Q: If $${144\over0.144}={14.4\over x}$$, then the value of x is
2021 05e16f6290972601d1eb7ed59
5e16f6290972601d1eb7ed59- 1144false
- 214.4false
- 31.44false
- 40.0144true
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Answer : 4. "0.0144"
Q: A positive integer when divided by 425 gives remainder 45. When the same number is divided by 17, the remainder will be
2020 05e86d6f19d2a5e5416ce231a
5e86d6f19d2a5e5416ce231a- 18false
- 29false
- 310false
- 411true
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Answer : 4. "11"
Q: A merchant buys an article for Rs. 27 and sells it at a profit of 10 % of the selling price. The selling price of the article is:
2020 05efc6f6dd4461c5b47d6b15c
5efc6f6dd4461c5b47d6b15c- 1Rs. 37false
- 2Rs.32false
- 3Rs. 29.70false
- 4Rs. 30true
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Answer : 4. "Rs. 30 "
Explanation :
