Question

Ryan neeols ho drain 17S00 qallon to Jn aroud Swimmna PooI to have dran hs pool. One pump crzins Minuk, ohle Yhe Other crains s gallons wsater resur feucad. He useshao0 pumpS 10 gallons of waler a urned Itue umps nd remaun mInute eure n at Yhe ccme tme On unhi Hhe pool long ou it take fov tte pool k Loe druned is drained, hoes

Answer 1

pool yallons (75 D Total volume of cuader in the ninute gallons of woater o Ons pump droins 10 gallons minute OA and the othor pumcrcins 2s 35 gallna looth simultaneonsly drain 10425 fwater Thry Per minute pool Tim taken to drcn thu wholi 35 S CD minutes S twiltake Savminuteo to drain fhuu pool.