A. 185,190 rounded to the nearest thousand is 185,000
B. 185,990 rounded = 186,000
C. 186,789 rounded = 187,000
D. 186,899 rounded = 187,000
so ur answer is B
60 because If you replace y with 15 you will multiply and then get 60
Mass in science is like weight. Everything is basically mass, you are mass!