20 plants were measured and their heights recorded in cm. Here are the heights: b) Draw a frequency polygon 8.2 6.5 2.7 19.4 to represent the data. 16 14.1 17.1 14 4.9 8 2.9 15.5 7.3 15 4.4 11.8 13.9 7 10.2 4.6 19.5 7.3 6 a) Complete the frequency table Height, h cm Frequency 0

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.

i need points

step-by-step explanation:

-1

step-by-step explanation: