Solve them in order including the and put the estimates to the right of the exact

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

step-by-step explanation:

well if you round, things become much more simple. round 5.95 to 6, 4.25 to 4, and 1.05 to 1. now, add 6+4+1 and that would equal 11. so the items together would equal to about $11.