It took brian 9 hours to drive to a job interview. on the way home, he was able to increase his average speed by 4mph and make the return drive in only 8 hours. find his average speed on the return drive.

Does the point (1, sqrt 7) lie on circle shown.

Drag each tile into the correct box. not all tiles will be used. find the tables with unit rates greater than the unit rate in the graph. then tenge these tables in order from least to greatest unit rate

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.