Multiple choice

Indian Standard Time (IST) is measured at _____.

  1. Jaipur

  2. Allahabad

  3. Mumbai

  4. Delhi

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Indian Standard Time (IST) is calculated from 82.5° E longitude, which passes near Allahabad (now Prayagraj). This meridian was chosen because it runs almost exactly through the center of India, and the time zone is UTC+5:30.