Accessibility exercise (3) The company decides to develop the new residence as a cohabiting environment for the elderly and young families, so barrier-free supermarkets are essential. The company asks you to take the supermarkets with barrier-free access into account only and recalculate the accessibility. Hint: What should the formula look like? Ai=jJDje0.25traveltimei,j Accessibility exercise (3) The company decides to develop the new residence as a cohabiting environment for the elderly and young families, so barrier-free supermarkets are essential. The company asks you to take the supermarkets with barrier-free access into account only and recalculate the accessibility. Hint: What should the formula look like? Ai=jJDje0.25traveltimei,j