Question

Everyday Jin reads for 0.75 hours in the morning and 1.25 hours in the evening. He uses the expression 0.75d + 1.25d to keep track of the number of hours he has read for any number of days, d. If Jim reads for 20 days, how many hours has he read?

Answer 1

When I saw the name Jin I thought of BTS (BANGTAN BOYS)

Sorry :)