Test item is very easy when value of facility index/difficulty level is higher than?

Test item is very easy when value of facility index/difficulty level is higher than?

ٹیسٹ آئٹم بہت آسان ہے جب سہولت انڈیکس / مشکل کی سطح کی قیمت سے زیادہ ہے؟
Explanation

A test item is considered very easy when the value of the facility index/difficulty level is higher than 70%.