One-fourth of a number added to5 gives 9. Find the number.
Let the number be x
According to the question is:-
1/4x+5=9⇒x+20/4=9⇒x+20=36⇒x=36-20⇒x=16
Hence, the value of x is 16
Question 66
A three-digits number 2a3 is added to the number 326 to give a three-digits number 5b9 which is divisible by9. Find the value of b - a.