Find the length of side x in simplest radical form with a rational denominator.

12/11c

or

12

c

11

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.

144.50

step-by-step explanation:

21.5 x 13.4=288.10 divide by 2