Question 4 and 5

QUESTION 4 In the Second Integer Video from Module 7, computations like the one below was modeled with red and yellow color chips to determine sums and differences for integers. Your job for this question is to explain how to compute the difference using color chips. Recall that the red chip equals -1 and the yellow chip equals +1. Be clear in describing your use of the color chips and how they can represent the problem. Be sure to follow all the way through the computation, concluding with the answer. +4-(-7) = ? Attach File Browse Local Files Browse Content Collection QUESTION 5 If you fly a small plane which has a maximum speed of 120 mph and you need to travel 450 miles, compute the difference in flight times between flying with a 30 mph tailwind and flying into a 30 mph headwind. Demonstrate the details of how you arrived at your conclusion and remember to include units. Attach File Browse Local Files Browse Content Collection