Compute the 2023 standard deduction for the following taxpayers.

If an amount is zero, enter "0".

a. Ellie is 15 and claimed as a dependent by her parents. She has $500 in dividends income and $2,840 in wages from a part-time job.$fill in the blank 1b. Ruby and Woody are married and file a joint tax return. Ruby is age 66, and Woody is 69. Their taxable retirement income is $11,975.$fill in the blank 2c. Shonda is age 68 and single. She is claimed by her daughter as a dependent. Her earned income is $540, and her interest income is $560.$fill in the blank 3d. Frazier, age 30, is married but is filing a separate return. His wife itemizes her deductions.$fill in the blank 4