Q477
Let x be the product of two numbers 3, 659, 893, 456, 789, 325, 678 and 342, 973, 489, 379, 256. The number of digits in x is :
A.
32
B.
34
AnswerC.
35
D.
36
Answer: Option B
Solution
Answer: Option B
Solution:
Sum of digits in the two numbers = 19 + 15 = 34So, the product will have 33 or 34 digits
Since 36 × 34 = 1224 (i.e., product has 2 + 2 = 4 digits)
So, the number of digits in x is 34