The subject of the sentence is 'one', a singularpronoun.
The verb 'look' is used with a plural subject.
The correct sentence is: "Each one of these pies looks delicious."
Ftcbubun
'this stagnant problem' is not a sentence; a sentence requires a subject and a verb. This phrase could be the subject of a sentence if you add a verb:This stagnant problem has bothered us long enough.
"Complex", in this sentence, is used as an adjective. It describes the problem, a noun.
it means in what way did you go about investigating this problem.
'Jake had a big problem when he hadn't revised for his maths test'..
In the first sentence, there is a problem in verb tense, because "were" is past tense, but "see" is present tense. In the second sentence, there is a problem in number, because "Maria and Tomas" is plural and needs a plural verb, but "goes" is singular.
Ftcbubun
Describe how you exhibit effective problem solving skills?
It depends on the sentence?....I'm guessing by subject verb agreement you mean that the verb isn't conjugated right.... For example The birds sings- you would probably fix the verb, but if you meant to say only one bird, then fix the noun....
The subject should be singular, problem, to agree with the verb has, or the verb should be have, not has, to be in agreement with the plural subject, problems.
That's your problem.
'this stagnant problem' is not a sentence; a sentence requires a subject and a verb. This phrase could be the subject of a sentence if you add a verb:This stagnant problem has bothered us long enough.
Compromise of 1850
The teacher posed the math problem 5 plus 11 and 1/2. I had a problem figuring out the math problem.
It depends on what your sentence is...
I do not fully understand what you mean by this question, but there is by no way an agreement that they are not a problem. Because they are a very large problem and that's why there are things like Wellness Policies etc.
The abstract nouns in the sentence are idea and problem.