The sum of ages of Sumit and Deepika is 30 years. If Sumit is elder to Deepika by 6 years, what is Deepika's age?
A
18
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
15
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
12
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
10
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is C 12 Let Sumit's age be x and Deepika's age be y.
Then, by question, we have x+y=30...(1) and x=y+6,i.e.x−y=6....(2)
Adding (1) and (2), we have 2x=36⟹x=18 ⟹y=30−x=30−18=12