Who said this - "Psychology is the science of experience and behavior."?

.“The seven lamps of architecture” book was written by? 

If a + b: b+c : c+a= 6:7:8 and a + b+c= 14, , then the value of c is : 

Where is the national center of organic Fertilizer production?

Who among the following promotes social justice?

If a merchant offers a discount of 40% on the marked price of his goods and thus ends up selling at cost price, what was the % mark up? (Answer in Percent)

Chandrakant Kavlekar sworn in as the new Deputy CM of __________.

Which organization is not the District Education and Training Institute?