Question

If u represents the tens' digit of a certain number and t represents the units' digit, then the number with the digits reversed can be represented by
A. 10t+u
B. 10u+t
C. tu
D. ut
E. t+u

Answer 1

HINT: A number like 23 can be expressed as (2 * 10) + 3 since the digit 2 is in the tens column

Answer 2

Ok. So it will be (A) ?

Answer 3

yes :)

Answer 4

Thanks for your help

Answer 5

yw :)