0 0 votes From a circular sheet of paper with a radius $20$ cm, four circles of radius $5$ each are cut out. What is the ratio of the uncut to the cut portion? $1: 3$ $4: 1$ $3: 1$ $4: 3$ Quantitative Aptitude cat2015 quantitative-aptitude geometry + – go_editor 14.2k points 1.1k views answer comment Share Follow Print 0 reply Please log in or register to add a comment.