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Pradeep Kumar

· started a discussion

· 1 Months ago

Why (Question: 364628.0 )

Bhai kaise aayega ye 47 smjh ye to btao.??

Isse to orginal no - new no. = -27

Aaya h

Question:

In a two digit number, the digit at the unit place is 1 less than twice the digit at the ten’s place. If the digit at unit’s and ten’s place are interchanged, the difference between the new and the original number is less than the original number by 20. The original number is– 

Options:
A)

57

B)

24

C)

47

D)

35

Solution:

Ans:(c) 


Thus, original number = 12 × 4 – 1 = 47

abhijeet singh naruka

· commented

· 1 Months ago

bhai original no. aur interchanged no. ka difference 20 nhi hai.
its like
interchanged - original = original - 20
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