555  WorkRate1
2

Name : _________________

 

refresh

25 people can do a job in 10 days. How many days would it take if there were only 5 people?



25 people can do a job in 11 days. How many days would it take if there were only 5 people?



21 people can do a job in 11 days. How many days would it take if there were only 7 people?



6 people can do a job in 12 days. How many days would it take if there were only 2 people?



28 people can do a job in 10 days. How many days would it take if there were only 4 people?



10 people can do a job in 7 days. How many days would it take if there were only 5 people?



30 people can do a job in 9 days. How many days would it take if there were only 6 people?



56 ¸íÀÇ Àϲ۵éÀÌ ¾î¶²ÀÏÀ» ³¡³»´Âµ¥ 7 ÀÏÀÌ °É¸°´Ù. ¸¸ÀÏ 8 ¸íÀÇ Àϲ۵éÀÌ ÇÏ¸é ¸çÄ¥ °É·Á ³¡³»°Ú´Â°¡?



45 people can do a job in 11 days. How many days would it take if there were only 9 people?



40 people can do a job in 10 days. How many days would it take if there were only 8 people?



+(         )

 

(         )+

++[[          ]]++

555    50 55 33 36 70 ( 244 )   14 45 49 55 50 ( 213 )   [[ 457 ]]