XAT 2022 Number System — Previous Year Question

A supplier receives orders from 5 different buyers. Each buyer places their order only on a Monday. The rst buyer places the order after every 2 weeks, the second buyer, after every 6 weeks, the third buyer, after every 8 weeks, the fourth buyer, every 4 weeks, and the fth buyer, after every 3 weeks. It is known that on January 1st, which was a Monday, each of these ve buyers placed an order with the supplier. On how many occasions, in the same year, will these buyers place their orders together excluding the order placed on January 1st?