1.

in a mathematics exam dum of marks of ravan and ramu is 30 and their marks difference is 10. find the marks of ramu

Answer»

20 and 10 as. let us suppose marks of Ramu are' x and Ravan ' y '.x+y=30x-y =10

Let marks of Ravan be xThen marks of Ramu = 30 - x

As per given conditionx - (30 - x) = 102x - 30 = 102x = 40x = 40/2 = 20

Therefore,Marks of Ravan = 20Marks of Ramu = 10



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