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Class 8 Exercise 2.4 Question no …

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Class 8 Exercise 2.4 Question no 3
  • 2 answers

Sakshi Jaiswal 6 years, 6 months ago

Let the tens place digit be y Unit ,, ,, be (9-y) Original no.=10y+9-y=9y+9 After interchanging, New no.=(9-y)10y=90-9y ATQ 9y+9+27=90-9y 9y+36=90-9y 9y+9=90-36 18y=54 Y=3 Tens place digit=y=3 Unitd ,, ,, =9-y=6 Required no.= 36

Harsh Deep 6 years, 6 months ago

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