430  Force
1

Name : _________________

 

refresh

Tom is 72 pounds and is playing on a seesaw with his brother. He is placed 2 feet from the fulcrum. His brother is placed 4 feet from it. How much should his brother weigh to be balanced?


Tom is 76 pounds and is playing on a seesaw with his brother. He is placed 2 feet from the fulcrum. His brother is placed 4 feet from it. How much should his brother weigh to be balanced?


Tom is 148 pounds and is playing on a seesaw with his brother. He is placed 3 feet from the fulcrum. His brother is placed 12 feet from it. How much should his brother weigh to be balanced?


Tom is 105 pounds and is playing on a seesaw with his brother. He is placed 2 feet from the fulcrum. His brother is placed 6 feet from it. How much should his brother weigh to be balanced?


Tom is 66 pounds and is playing on a seesaw with his brother. He is placed 2 feet from the fulcrum. His brother is placed 4 feet from it. How much should his brother weigh to be balanced?


Tom is 90 pounds and is playing on a seesaw with his brother. He is placed 5 feet from the fulcrum. His brother is placed 15 feet from it. How much should his brother weigh to be balanced?


Tom is 78 pounds and is playing on a seesaw with his brother. He is placed 5 feet from the fulcrum. His brother is placed 10 feet from it. How much should his brother weigh to be balanced?


Tom is 140 pounds and is playing on a seesaw with his brother. He is placed 3 feet from the fulcrum. His brother is placed 12 feet from it. How much should his brother weigh to be balanced?


Tom is 90 pounds and is playing on a seesaw with his brother. He is placed 4 feet from the fulcrum. His brother is placed 12 feet from it. How much should his brother weigh to be balanced?


Tom is 136 pounds and is playing on a seesaw with his brother. He is placed 5 feet from the fulcrum. His brother is placed 20 feet from it. How much should his brother weigh to be balanced?


+(         )

 

(         )+

++[[          ]]++

430    36 38 37 35 33 ( 179 )   30 39 35 30 34 ( 168 )   [[ 347 ]]