USPS USPS Error Detection Test Number Sequence Comparison Questions and Answers 2

Question 1

Compare the following number sequences and identify if there is an error:
Left: 4829173650
Right: 4829173650

Accepted Answer

No error

Answer

Both sequences are identical with no differences present.

Question 2

Compare the following number sequences and identify if there is an error:
Left: 7351928064
Right: 7351982064

Accepted Answer

Error in the second half

Answer

The digits '28' in the left sequence appear as '82' in the right sequence, which is a transposition error in the second half.

Question 3

Compare the following number sequences and identify if there is an error:
Left: 90246813579
Right: 90246813579

Accepted Answer

No error

Answer

Both sequences match exactly with no discrepancies.

Question 4

Compare the following number sequences and identify if there is an error:
Left: 1638204759
Right: 1638204759

Accepted Answer

No error

Answer

The two sequences are perfectly identical with no errors.

Question 5

Compare the following number sequences and identify if there is an error:
Left: 5820174936
Right: 5820174636

Accepted Answer

Error in the second half

Answer

The eighth digit differs: '9' in the left versus '6' in the right, placing the error in the second half.

USPS Error Detection Test Practice Test