# tpo Interview Questions

###### What is the total surface area of a right circular cone of height 14 cm, and base radius 7cm. A. 498.35 cm² B. 598.35 cm² C. 698.35 cm² D. 398.35 cm²
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###### ( .803 x .647 + .803 x .353 ) = ? A. .803 B. .903 C. .403 D. .503
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###### 12 kg of rice costing 30 per kg is mixed with 8 kg of rice costing 40 per kg. The average per kg price of mixed rice is A. 30 B. 32 C. 34 D. 36
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###### The ratio 35 : 84 in simplest form is: A. 5:12 B. 12:5 C. 5:21 D. 21:5
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###### Sum of present ages of A,B and C is 72 years. If 4 years ago , the ratio of their ages were 1:2:3 respectively, find A’s present age. A. 11 years B. 12 years C. 13 years D. 14 years
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###### The sum of the ages of Yogesh, Prakash and sameer is 93 years. 10 years ago the ratio of their ages was 2 : 3 : 4. What is the present age of sameer ? A. 34 years B. 36 years C. 38 years D. 40 years
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###### A boat running upstream takes 8 hours 48 minutes to cover a certain distance, while it takes 4 hours to cover the same distance running downstream. What is the ratio between the speed of the boat and A. 5:8 B. 3:8 C. 8:5 D. 8:3
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