Final answer:
Bert's total walk to school, given that 2/7 and 1/4 of the walk are uphill and represented equally, would be solved by setting the two fractions equal. The calculated value would be 7/8 miles. However, this is not among the provided answer choices, indicating a possible mistake in the question or provided choices.
Step-by-step explanation:
The question asks to find the total length of Bert's walk to school given that two different fractions represent the same uphill portion of the walk. If 2/7 of the walk is uphill and also 1/4 of the walk is uphill, we can set the two fractions equal to each other to solve for the total distance of the walk.
Let's denote the total distance of Bert's walk as x miles. We then have the equation 2/7x = 1/4x. To find x, we multiply both sides by the reciprocal of 2/7, which is 7/2, to isolate x on one side of the equation.
x = (1/4) * (7/2)\\ x = 7/8 miles
However, 7/8 miles is not one of the answer choices provided. This suggests there may be a mistake in the interpretation of the question, or there might be a typo in the problem itself. Since we can't be certain of the correctness of the provided information, it's best to not further speculate an answer.