Question

Kajol, Priya and Sandhya study in the same school. Kajol is 1 year older than two
times Priya's age. Also, Sandhya is 2 years younger than Priya. If Kajol is 21 years
old, find the ages of Priya and Sandhya.
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Answer 1

Answer:

let kajol , priya and sandhya be x, y ,and z years old

x= 1+y

z= y-2

now x = 21

so y= x-1 = 20(Priya)

z= y-2= 20-2= 18(Sandhya)