89.
inches
First, convert 2843in to feet. This is done by taking 2843/12=236.917 ft. Then, to go from feet to miles, the conversion is 5280ft/mile, so take 236.917/5280 to obtain .044871 miles. MILES would be the numerator
16
seconds
Converting a ratio to a percent is not the same as solving a proportion.
inches
Inches
inches
inches go in the numerator
2843in x 1ft/12in x 1mi/5280ft = 0.04487mi
inches
1/2.54 = x/54 x = 21.26
FEET
You would place "centimeters" in numerator and "centimeters per inch" in the denominator. (centimeters)/(centimeters/inch) = [(centimeters) x (inch)] / [centimeters] which yields "inch(es)"
First, convert 2843in to feet. This is done by taking 2843/12=236.917 ft. Then, to go from feet to miles, the conversion is 5280ft/mile, so take 236.917/5280 to obtain .044871 miles. MILES would be the numerator
1/36
They will depend on how the ratio was determined.