I need help!! Ive been stuck on this for literally a whole clsss

What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?

Compare the patterns of the two waves shown in the image. which statement is true about these waves?

Takumi works in his yard for 45 minutes each saturday. he works in the morning, and he wears sunscreen and a hat each time he works in the yard. what does takumi hope to reduce through his actions? the likelihood of stochastic effects, such as dna mutations the severity of stochastic effects, such as cancer the severity of non-stochastic effects, such as cancer the likelihood of non-stochastic effects, such as radiation sickness