Question

a number consists of two digits whose sum is 9 if 9 is subtracted from the number its digits are reversed find the number please answer with full explanation please important​

Answer 1

Answer:

train starting from a railway station and moving with a uniform acceleration attains a speed 40kmph in 10mins find the acceleration

Step-by-step explanation:

please mark me and brainlist

Answer 2

Step-by-step explanation:

Answer

Open in answr app

Let the number =ab=10a+b

Sum of digits =9

a+b=9

number −27=number with reversrd digits

10a+b−27=10b+a

9(a−b)=27

a−b=3

(a+b)+(a−b)=9+3⇒a=6,b=3

∴  Required number is 63

Mark me as brilliant