774  Force
2

Name : _________________

 

refresh

Tom is 74 pounds and is playing on a seesaw with his brother. He is placed 4 feet from the fulcrum. His brother is placed 8 feet from it. How much should his brother weigh to be balanced?


Tom is 96 pounds and is playing on a seesaw with his brother. He is placed 1 feet from the fulcrum. His brother is placed 3 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 5 feet from the fulcrum. His brother is placed 10 feet from it. How much should his brother weigh to be balanced?


Tom is 108 pounds and is playing on a seesaw with his brother. He is placed 3 feet from the fulcrum. His brother is placed 9 feet from it. How much should his brother weigh to be balanced?


Tom is 144 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 111 pounds and is playing on a seesaw with his brother. He is placed 3 feet from the fulcrum. His brother is placed 9 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 5 feet from the fulcrum. His brother is placed 15 feet from it. How much should his brother weigh to be balanced?


시소 받침점부터, 몸무게가 117 lbs 인 톰이 3 피이트 멀리 앉아있고, 그의 동생은 9 피이트(ft) 멀리 앉아있다. 무게중심을 위해, 동생의 몸무게는 얼마여야 되는가?


Tom is 114 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 156 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?


+(         )

 

(         )+

++[[          ]]++

774    37 32 38 36 36 ( 179 )   37 35 39 38 39 ( 188 )   [[ 367 ]]