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OpenStudy (anonymous):
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
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OpenStudy (asnaseer):
HINT: A number like 23 can be expressed as (2 * 10) + 3 since the digit 2 is in the tens column
OpenStudy (anonymous):
Ok. So it will be (A) ?
OpenStudy (asnaseer):
yes :)
OpenStudy (anonymous):
Thanks for your help
OpenStudy (asnaseer):
yw :)
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