7. In the class intervals 10-20, 20-30, the number 20 is included in : 20-30 7. In the class intervals 10-20 the number 20 is included in : July 3, 2021 Category: Chapter 14 - Statistics , Chapter 15 - Probability , Maths , NCERT Class 9 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related
