- 05/30/2019 at 12:21 am #1026075EduGorillaKeymasterSelect Question Language :
A group of boys has an average weight of 36 kg. One boy weighing 42 kg leaves the group and another boy weighing 30 kg joins the group. If the average now becomes 35.7 kg, then how many boys are there in the group?
Post your Training /Course EnquiryAre You looking institutes / coaching center for
- IIT-JEE, NEET, CAT
- Bank PO, SSC, Railways
- Study Abroad