A B X 5 C a B - Mathematics

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Sum

   A B
    x 5
C A B

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Solution

As we need B at unit place and A at ten’s place,
B = 0 as 5 x 0 = 0
Now we want to find A, 5 x A = A (at unit’s place)
A = 5, as 5 x 5 = 25
C = 2

   5 0
    x 5
 2 5 0

Concept: Letters for Digits (Cryptarithms)
  Is there an error in this question or solution?
Chapter 5: Playing with Numbers - Exercise 5 (B) [Page 58]

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Selina Concise Mathematics Class 8 ICSE
Chapter 5 Playing with Numbers
Exercise 5 (B) | Q 9 | Page 58
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