Math, asked by sarah20535, 10 months ago

a 4 digit number is formed : 1968 if the digit '9' is replaced by 7 the new number is 1768 by how much would the original number 1968 decrease if 6 is replaced by 4
a) 2 b) 20 c)200 d) none of these

Answers

Answered by anil261174

1

option (b) 20 is correct answer

Answered by Doyitachakraborty

1

Answer:

The correct answer is b)20

Step-by-step explanation:

1968-1948=20

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