Question

When did the party finish?
Apoorva's school Sports Day is on March 20th. He wants to start practising 30 days
earlier. When should he start? (Take February to have 28 days.)

ans is 19th feb
but tell me how to do it​

Answer 1

Step-by-step explanation:

❦︎❦︎❦︎✞︎❦︎❦︎❦︎✔︎❦︎❦︎❦︎✞︎❦︎❦︎❦︎❥︎❦︎❦︎❦︎❥︎ꨄ︎ꨄ︎ꨄ︎༒︎ꨄ︎ꨄ︎ꨄ︎ꨄ︎