QID: 80 – Before a battle, the ratio of tanks to planes in an army was 5 : 3. During the war 1000 tanks were destroyed and 800 planes were destroyed. The ratio of tanks to planes became 2: 1. What is the number of tanks after the war?

युद्ध से पहले किसी सेना में टैंक और प्लेन का अनुपात 5:3 था। युद्ध के दौरान 1000 टैंक और 800 प्लेन नष्ट हो गए। टैंक तथा प्लेन का अनुपात अब 2:1 हो गया। युद्ध के बाद टैंक की संख्या क्‍या है?

A) 2000
B) 1000
C) 3000
D) 4000

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