For the following questions answer them individually
A solution contains 31 g of common salt in 320 g of water. Calculate the concentration in terms of mass by mass percentage of the solution.
Read the given statement(s) and conclusions carefully and select which of the conclusions logically follow(s) from the statement(s):
Statement:
"Don't park the vehicle here. Don't you see the no parking sign here?" says Ramu to Shamu.
Conclusions:
I. Ramu understands the meaning of no parking sign.
II. Shamu does not follow the road rules.
Who among the following was awarded the Rajiv Gandhi Khel Ratna award for Hockey in 2017?