6700 has two significant figure, the 6 and 7. The trailing zeroes are not significant because there is not decimal, and they are placeholders.
6700 km = 4163 miles approx.
6276 as a significant figure would be 4 significant figures.
654 rounded to one significant figure becomes 700.
0.3 has one significant figure.
There are 1609.344 metres in one mile. Therefore, rounded to two decimal places, 6700 metres is equal to 6700/1609.344 = 4.16 miles.
2 significant figures.
6700
6700
6700
6700
6700 * 0.17 = 1139
6700/ 9 = 744.4444444444445
6700 is bigger than 6.7
15/100 * 6700 = 1005
37.753 rounded to one significant figure becomes 40
6700 km = 4163 miles approx.
377/6700 x 100%= 5.63%