If you add the two numbers, 10 +8 is 18. The fractional parts are 1/4 and 2/4 which equals 3/4. So the total length is 18 and 3/4 feet.
1 gram = 1000 milligrams
72 * 1000 = 72000
So 72 grams is equal to 72,000 milligrams.
9.5÷8=1.1875 (distance covered in 0.1 hour)
1.1875 ×10 =11.875
