Question 392553


A bag contains one rupee,50 paise and 25 paise coins in the ratio 1:2:4.If the
total amount is Rs 75,then find the number of 50 paise coins in the bag
a)25 b)50 c)75 d)100

The present ages of two persons are in the ratio 7:8.Twenty years ago the ratio of their ages was 9:11.Find the present age of the older son
a)64 years b)72 years c)56 years d)40 years

The ratio between two number is 3:5 and their is 40.Find the larger of two numbers
a)15 b)20 c)25 d)40


A variable x varies directly as the cube of another variable y.if x=4,y=2,then find y when x = 32
a)4 b)8 c)16 d)32

The volume of a shere varies directly as the cube of its radius.If three cubes of radii 3cm,4 cm and 5 cm are melted and recast into one sphere,then find the radius of the sphere
a)5.5 cm b)6 cm c)7 cm d)7.5 cm



These are the some of the problems put in by students
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