There is a correct answer. Mathematical formulas have an implicit order even without parentheses. You may remember learning "Please Excuse My Dear Aunt Sally" as a kid.
https://www.mnemonic-device.com/arit...-aunt-sally-2/
Using this order of equations, there is a single right answer. These types of questions also pop up on my Facebook feed too often, under the heading of "84% of Americans Can't Solve This!".
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PWCC: The Fish Stinks From the Head
PSA: Regularly Get Cheated
BGS: Can't detect trimming on modern
SGC: Closed auto authentication business
JSA: Approved same T206 Autos before SGC
Oh, what a difference a year makes.
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