Infer The crest of wave A has an amplitude of 5 cm. The trough of wave B has an amplitude of 2 cm. If the crest of wave A combines with the trough of wave B what will be the amplitude of the resulting wave? Will the waves form a crest or a trough when they combine

Mrs. smith does her daily chores. she walks 5 m to the laundry room and then turns around and walks -14 m to the kitchen. the whole process takes her 11 minutes. what was her average velocity for these events? (choose more than 1) a. 1.48 m/s b. 0.212 m/s c. -0.136 m/s d. -0.0075 m/s