The amount of gasoline that 80 drivers bought to fill their cars’ gas tanks is shown. How many drivers bought more than 12 gallons?

a) 12
b) 18
c) 36
d) 48

Question

The amount of gasoline that 80 drivers bought to fill their cars’ gas tanks is shown. How many drivers bought more than 12 gallons?

a) 12
b) 18
c) 36
d) 48

anonymous · Answer

attachment

anonymous · Answer

What is the easiest way to solve a histogram?

anonymous · Answer

> 12 gals => choose the bars with x >12

anonymous · Answer

Actually, the answer was 36. How do you get this?

anonymous · Answer

Did you follow my instruction?

anonymous · Answer

From the bars with X gal > 12 --> read y number of drivers

anonymous · Answer

22 - 23?

anonymous · Answer

Do you find the bar with x = 12.1 -> 15?

anonymous · Answer

Yes

anonymous · Answer

read y value for this bar, can you?

anonymous · Answer

Number of drivers for 12.1 - 15 = about 18.

anonymous · Answer

Good job :)   16 + 2 = 18 !
Now read y value for the next bar, will you!

anonymous · Answer

18 + 12 + 6 = 36

Got it..