Multiple choice

Newport mall has a painting exhibition on every 7th day. Bale view mall has a painting exhibition on every 9th day. If they have an exhibition today then after that on which of the following days will both malls have a painting exhibition?

  1. On the 15th day

  2. On the 20th day

  3. On the 60th day

  4. On the 63rd day

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

7, 9 LCM of 7 and 9 = 7 × 9 = 63