Grade & Section: Score: TEST I. MULTIPLE CHOICE. Read and analyze each item carefully. Choose the letter of your before the number. For item 1-2 Due to Typhoon Maring, the tricycle slows down the regular trip rate which result covering a 40-km distance to its regular time. 40 40 T+2 40+2 - r 1. Write a function that expresses the time t as a function of regular rater in travelli a. t(r) = c. t(r) = = b. t(r) = d. t(r) = 40 2. What function expresses the time as a function of rate during the typhoon? a. t(r) = + + 2 c. t(r) = t== b. t(r) = - + 2 d. t(r) = 40 a 40 - 1881 40