Advertisement Remove all ads

2 a B + a B 1 B 1 8 - Mathematics

Advertisement Remove all ads
Advertisement Remove all ads
Advertisement Remove all ads
Sum

   2 A B
+ A B 1
   B 1 8

Advertisement Remove all ads

Solution

B = 7 as  7 + 1 = 8.
We want 8 at unit place.
Now
 7 + A = 11
∴ A = 11 - 7 = 4
Hence A = 4 and B = 7

   2 4 7
+ 4 7 1
   7 1 8

Concept: Letters for Digits (Cryptarithms)
  Is there an error in this question or solution?

APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 5 Playing with Numbers
Exercise 5 (B) | Q 4 | Page 58
Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×