SOLUTION: 1)In a class of 50 children, 26 are boys and the rest are girls. Find their respective percentages. 2)A football team won 40% of the total number of matches it played during 7 yea

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: 1)In a class of 50 children, 26 are boys and the rest are girls. Find their respective percentages. 2)A football team won 40% of the total number of matches it played during 7 yea      Log On


   

Question 1011291: 1)In a class of 50 children, 26 are boys and the rest are girls. Find their respective percentages.
2)A football team won 40% of the total number of matches it played during 7 years. If it lost 12 matches in all and no match was drawn, find the total number of matches played by the team during the year?
3)A dealer buys a wrist watch for Rs. 225 and spends Rs.15 on its repairs. If he sells the same for Rs. 300, find his profit percent.
4)The population of a city is 550 000.
It is expected that this population will increase by 42% by the year 2013.
Calculate the expected population in 2013.
5)
Answer by josgarithmetic(39625) About Me  (Show Source):
You can put this solution on YOUR website!
#3:
Profit is revenue minus cost.
300-225-15=300-240=highlight%2860%29, this profit.

The PERCENT profit based on the total cost of $240, is %2860%2F240%29%2A100=highlight%2825%2Apercent%29.