Which answer correctly estimates the product of 3.09 × 304.87? A. about 9.0 B. about 9.9 C. about 90 D. about 900
The answer is D
3.09 * 304.87=942.0483 you have to round so look at the 9 and then look at the 4 so "5 or more raise the score" "4 or lease let it rest" do since its a 4 you leave that 4 a 0 so its 900.