simple SQL (mysql) query

Job ID: 30688797

Budget: $10 – $30 USD

there is a table
kriot_yomi
it has
day_date
mone ================== (some kind of element number
qty quantity

find all monim that their AVERAGE qty in period 1 is higher than X percent of period2

the outcome is mone, period1 period2, percent

attached is the table