Question

Let E=3,B=7 and A=4.find the another digit in the sum
BASE
×BALL​

Answer 1

From 1's column

3+L=S

⇒S−L=3....(1)

From 10 ′s column

S+L=3....(2)

Solving equation (1) and (2)

S=3 and L=0

From 100 ′ s column

4+4=M

⇒M=8

From 1000 ' s column

7+7=G4

⇒14=G4

⇒G=1

Hence, S=3,L=0,M=8 and G=1

Answer 2

full form of LED is light emitting diode