0 votes 0 votes If $25$ pumps can raise $2500$ tonnes of water in $20$ days, working $10$ hours a day, in how many days will $20$ pumps raise $1200$ tonnes of water, working $8$ hours a day? $7.5$ days $10$ days $15$ days $18$ days Quantitative Aptitude nielit2022feb-scientistc + – Lakshman Bhaiya asked Jul 21, 2022 • edited Aug 5, 2022 by Lakshman Bhaiya Lakshman Bhaiya 13.8k points 205 views answer comment Share See all 0 reply Please log in or register to add a comment.