Ian added to his chicken soup 4 cups of egg noodles containing 13.24 grams of fat. He calculated that each cup of egg noodles has 0.331 grams of fat. Explain how you can use estimation to determine if Ian’s answer is correct.

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60