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Raj writes a number of two digits exceeds four times the sum of its digits by 3. If the number increased by 18, the
result is the same as the number formed by reversing the digits. Find the number?
Read Solution (Total 4)
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- number is x*10+y
10*x+y=4(x+y)+3
2x-y=1
10x+y+18=10y+x
y-x=2
x=3,y=5
THEN NUMBER is =35 Ans - 12 years agoHelpfull: Yes(24) No(0)
- 35!
10x+y=4(x+y)+3 -----------------------(i)
10x+y+18=10y+x -----------------------(ii)
solving this two,x=3 and y=5 - 12 years agoHelpfull: Yes(3) No(1)
- 35 is the answer.....
- 12 years agoHelpfull: Yes(1) No(2)
- 35
(3+5)*4=32
35+18=53
(5+3)*4=32 - 12 years agoHelpfull: Yes(0) No(4)
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