varsha6004, hello
15. Lalitha took a math test and got 35 correct and 10 incorrect answers. percentage of correct answers?
34/45 is approximately 77.8%
16. Kumaran worked 7 months out of the year. What percentage of the year dic
7/12 is approximately 58.3%
17. The population of a village is 8000 . Out of these, 80 % are literate and people, 40 % are women. Find the percentage of literate women to the total
(your question is kind of confusing in the way it was phrased) 32%
18. A student earned a grade of 80 % on a math test that had 20 problems. How on this test did the student answer correctly?
16 problems
19. A metal bar weighs 8.5 k g . 85 % of the bar is silver. How many kilograms of bar?
7.225 kg of the bar is silver
20. Concession card holders pay ₹ 120 for a train ticket. Full fare is ₹ 230 . What of discount for concession card holders?
approximately a 52.2% discount
21. A tank can hold 200 litres of water. At present, it is only 40 % full. How ma to fill in the tank, so that it is 75 % full?
need to add 70 liters of water to get the tank 75% full
22. Which is greater 16 2 3 or 2 5 or 0.17 ?
This question makes no sense... 16 and 2/3 is greater than the other options
23. The value of a machine depreciates at 10 % per year. If the present value is
????
