use rounding to estimate $6.79 − $3.95 to the nearest half-dollar.
a : $ 3.50
b : $ 3.00
c : $ 4.00
d : $ 4.50

B, i honestly just subtracted them... and got $2.84 and rounded up to $3.00

B : $ 3.00

Step-by-step explanation:

Round $6.79 to $7.00 and round $3.95 to $4.00 then do $7.00 - $4.00 = $3.00. You get the answer of B : $ 3.00

450

step-by-step explanation:

you get texts and minutes, so why not