Related Questions

There are 87 balls in a jar. Each ball is painted with at least one of two colors, red or green. It is observed that 2/7 of the balls that have red color also have green color, while 3/7 of the balls that have green color also have red color. what fraction of the balls in the jar has both red and green colors?
During sewage treatment, the sewage is subjected to __________ treatment in Imhoff tank.
Fine grit present in sewage is removed in the __________ during sewage treatment.
__________ substances present in sewage are removed in grit chamber during sewage treatment.
Fresh sewage is __________ in nature.
Solid content in most of the domestic sewage is about __________ percent.
Which of the following pumps in used to pump sewage solids with liquid sewage without clogging the pump is?
Main component of sewage gas produced during aneorobic decomposition of organic waste (by suitable bacteria) during sewage disposal is
Which of the following pumps is used to pump sewage solids with liquid sewage without clogging the pump is?
The characteristics of fresh and septic sewage respectively are