31)In june a baseball team that played 60 games had won 30% of its game played. After a phenomenal winning streak this team raised its average to 50% .How many Continue Reading »
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21.To 15 lts of water containing 20% alcohol, we add 5 lts of pure water. What is % alcohol. Ans : 15% (100)
11.A company contracts to paint 3 houses. Mr.Brown can paint a house in 6 days while Mr.Black would take 8 days and Mr.Blue 12 days. After 8 days Mr.Brown goes Continue Reading »
1.In a class composed of x girls and y boys what part of the class is composed of girls A.y/(x + y) B.x/xy C.x/(x + y) D.y/xy (94)