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Every 30 numbers you end up in the 10s place when you count by 3s. 30,60,90
ok i get this
there are 7 tenths in 275 or 2.75 10s
There are 8 10s in 85, with 5 left over.
Sadly, the phrase "10s to 76w longitude" is quite meaningless.-- As soon as you say "10s" or "10 south", that's the latitude.-- 10s/76w is the latitude and longitude of a point. The point isin central Peru, about 165 miles northeast of the center of Lima.
600
600
40
3.2 of them.
1000 of them.
2
frank