600in sq worksheet error not yours
Answer:

Step-by-step explanation:





Option <u>C</u> gives the right answer.
Round each coin weight to the nearest gram first, penny 3g, nickel 5g, dime 2g, quarter 6g, half dollar 11g. Now add those numbers together as he has one of each coin 3+5+2+6+11=27 grams
Your answer would be 2.6 meters per second
390 ÷ 150 = 2.6