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Lesson 3 of 3 · Months and dates with constraints

Year sequence

Scheduling (days/months/time slots) · for IPMAT Indore, IPMAT Rohtak and JIPMAT

The exam method

  1. Leap year. among those years only 1996 is a leap year.

Worked examples

Example 3Easy

Base year 2020. What is the sum of the ages of persons born in 1996 and 1975?

Example 1Sitter

Seven people are born in 1962, 1967, 1975, 1982, 1987, 1993 and 1996. R was born in a leap year. When?

Formulas you need

Age in base year B=B−birth year\text{Age in base year } B = B - \text{birth year}

Leap year: divisible by 4 (and by 400 if a century year)\text{Leap year: divisible by 4 (and by 400 if a century year)}

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