Well you jus t split a box into 4parts and each box is worth 5
301,931
^ This is the 100,000 place.
We round down because the number next to it is 0.
So we round do 300,000
A dozen is 12 and since 4 is a multiple of 12, I did 12 divided by 4 which is three. So i did 3.50 multiplied by 3 and the answer is 10.50
Well, we dont know because we cant see the barmodels
1) 50x30
2) 2000+409
3) 500+800