Questions

Seawater or salt water is water from a sea or ocean.

On average, seawater in the world's oceans has a salinity of approximately 3.5% or 35 parts per thousand. This means that for every 1 litre (1000 mL) of seawater there are 35 grams of salts dissolved in it.

Hence, The average salinity of seawater is 3.5%.

The upper house of the parliament is the Rajya Sabha and is a permanent body.

It is to overcome this opposite frictional force , that  we have to apply the needed force to make the body move

All the three statements lead to either increase in demand of goods and services or decrease in the supply. This leads to increase in general level of prices.