Aboat has a speed of 5 mph in calm water. it takes the boat 3 hours to travel updtream but only 2 hours to travel the same distance downstream. using the data in the table, what is the value of c, the speed current?

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.

Can some one explain this i got sent this. is this a threat i’m scared

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels