Maths Practice Question and Answer
8 Q: The daily wages of A & B respectively are Rs. 3.5 & Rs. 2.5. When A finishes a certain work alone, he gets a total wages of Rs. 63. When B does the same work alone, he gets a total wages Rs. 75. If both of them do it together what is the cost of the work?
1852 060ba111da906b340d16ade3b
60ba111da906b340d16ade3b- 1Rs. 57.5false
- 2Rs. 62.5false
- 3Rs. 67.5true
- 4Rs. 87.5false
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Answer : 3. "Rs. 67.5 "
Q: A and B can do a piece of work in 10 days, B and C in 15 days and C and A in 20 days, C alone can do the work in : 1852 05cf0f3da0b8bee0fb6178aec
5cf0f3da0b8bee0fb6178aec- 160 daysfalse
- 2120 daystrue
- 380 daysfalse
- 430 daysfalse
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Answer : 2. " 120 days"
Q: $$3\sqrt{ {72.9\over0.4096}}$$ is equal to :
1852 05e3269d0d0aa6f23a8fc4e09
5e3269d0d0aa6f23a8fc4e09- 10.5625false
- 25.625true
- 3182false
- 413.6false
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Answer : 2. "5.625"
Q: The radius of a circular wheel is 1.75 m. The number of revolutions it will make in travelling 11 km is (use 
);
1850 05d7098a13b18207684dae1da
5d7098a13b18207684dae1da );- 1800false
- 2900false
- 31000true
- 41200false
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Answer : 3. "1000"
Explanation :
According to question (2πr)n=11000 meter
then n is number of circle n=11000/2πr
n=1000 Ans.
Q: A shopkeeper sells at a discount of 20% and earns a profit of 60%. If he sells the same table at 40% discount, then what will be his new profit percent?
1850 05f2286564054157dee249692
5f2286564054157dee249692- 135%false
- 240%false
- 320%true
- 430%false
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Answer : 3. "20% "
Q: A copper wire is bent in the form of an equilateral triangle and has area 121√3 cm2 . If the same wire is bent into the form of a circle, the area (in cm2) enclosed by the wire is (Take pi= 22 /7)
1850 060c19b6a590e633a7d3b6795
60c19b6a590e633a7d3b6795- 1322.5$$cm^2$$false
- 2286.5 $$cm^2$$false
- 3388.5 $$cm^2$$false
- 4346.5$$cm^2$$true
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Answer : 4. "346.5$$cm^2$$ "
Q: The square root of 7744 is :
1850 05feee4a044b8e672b6542ea1
5feee4a044b8e672b6542ea1- 198false
- 292false
- 388true
- 482false
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Answer : 3. "88"
Q: A, B and C can complete a piece of work in 24, 6 and 12 days respectively. Working together, they will complete the same work in 1850 05cf0f0dec97a225730e3b250
5cf0f0dec97a225730e3b250- 1$${1\over 4}days$$false
- 2$${7\over 24}days$$false
- 3$$3{3\over 7}days$$true
- 4$$4 \ days$$false
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