Find the biggest value and the smallest value possible of the general mass of : a) 12 boxes, each of which has a mass of approximately 14 kg ( nearest kg)

b) 8 packets, each of which has a mass approximately 3,5 kg ( the tenth of the kg)​

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Find the slope and the y-intercept if there's one and the equation of the line given these two points( 3, 2) and( 3, -4)

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance