George is giving two speeches at school. the first was 3.4 minutes long. then he added 0.9 minutes to the speech. the second speech was 4.1 minutes long . then he subtracted 1.4 minutes from it. use the benchmark to estimate the length of each speech

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

Roger could feed 5 walruses with 4 kilograms of fish. how many walruses could he feed with 7.2 kilograms of fish?

Explain how you could use the interactive table to tell if sets of points are on the same line. math 8