<span>To begin, we can divide the number of miles by the number of minutes: 26.219/128 = 0.205 miles per minute. Next, we can use the proper conversion factor to give the number of kilometers per minute. Since 1 mile = 1.609 km, we can divide 0.205/1.609 to result in 0.127 kilometers per minute.</span>
Find the speed by dividing 26.219 by 128. Convert miles to kilometers by multiplying by the conversion factor, with miles in the denominator and kilometers in the numerator.
The answer would be opium (a drug) to trade for tea because the British didn’t want to pay silver for it and had lead to the opium wars which China had lost.