Question

Alejandro weighs 37 pounds and sits on a seasaw 2 feet away from its center. If his brother marco sits on the seasaw 3 feet away from the center and the seasaw is balanced, how many pounds does Marco weigh? If necessary, round your answer to the nearest tenth of a pound.

A. Set up a proportion.

B. Solve, showing your work, and write your answer in a complete sentence to answer the question being asked (rounding appropriately).

Answer 1

A) 3x2=6+37=43

B) 43 rounding to greatest place value=40

Marco Weighs 40 Pounds.Its Because 3x4=6+37=43.Last When You Round 43 You Have To Round To The Greatest Place Value.So When You Round The 3 Is Low So You Change It To 0 And The 4 Stays The Same