Latest CDS Aptitude Question SOLUTION: Gold and copper are heavier that water by 19 and 9 times respectively. In what proportion should they mixed to form an alloy so that it will be heavier that water by 12 times?
Gold and copper are heavier that water by 19 and 9 times respectively. In what proportion should they mixed to form an alloy so that it will be heavier that water by 12 times?