4. car a moves at 72 km/h and car b moves at 90
km/h, approach each other. car a honked with a
frequency of 650 hz. if the speed of the sound
waves in air is 350 m/s, then what is the
frequency of sound heard by the driver of car b
from car a.

Come up with a new linear function that has a slope that falls in the range 10 m − < < . choose two different initial values. for this new linear function, what happens to the function’s values after many iterations? are the function’s values getting close to a particular number in each case?

Even if a person is in very good shape, applying to be a police officer requires commitment to fitness. applicants must pass a physical fitness test. in order to prepare for the test, janet purchases an activity tracker to court her steps. her goal is to walk 10,000 steps each day. she measures heard average step length to be 30 inches. play janet runs, her average steps length increases to 36 in. how many steps would she have to take to run 1 mile 50280 round to the nearest step

Paul’s car is 18 feet long. he is making a model of his car that is 1/6 the actual size. what is the length of the model?