Practice Questions
Math MCQs
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1
A product costs ₹45. What is 15% of its value?
A.62.5
B.65.5
C.67.5
D.70.5
Explanation: 15% of ₹45 = ₹67.5.
2
A product costs ₹38. What is 23% of its value?
A.82.4
B.85.4
C.87.4
D.90.4
Explanation: 23% of ₹38 = ₹87.4.
3
A product costs ₹26. What is 11% of its value?
A.23.6
B.26.6
C.28.6
D.31.6
Explanation: 11% of ₹26 = ₹28.6.
4
A product costs ₹37. What is 22% of its value?
A.76.4
B.79.4
C.81.4
D.84.4
Explanation: 22% of ₹37 = ₹81.4.
5
If the ratio of present ages of A and B is 5:7 and after 8 years the ratio becomes 7:9, what is A's present age?
A.20 years
B.25 years
C.30 years
D.35 years
Explanation: Let ages be 5x and 7x. Then (5x+8)/(7x+8)=7/9, giving x=5 and A=25 years.
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