4 significant figures.
we can start counting the numbers after all the zeros in front. the zeros in front doesn't count in. but the zeros after the first number that is 1 or larger counts.
therefore we only need to look at 3010
Answer:
I'm thinking it's 42. Did you notice that there is a pattern?
B;
$6.00 lb + 15% = 6.00 x 1.15 = $6.90
$6.90 x 2.6lbs = $17.94
C;
New price is $.90 more.
3.5 x .90 = $3.15 more
