A crate of mangoes contains one bruised mango for every 30 mangoes in the crate. If 3 out of every 4 bruised mangoes are considered unsaleable, and there are 12 unsaleable mangoes in the crate, then how many man- goes are there in the crate?
Answer
Answer (as printed):
Explanation
Let the total number of mangoes in the crate be x. Then, 1 Number of bruised mangoes = x. 30 3 1 1 Number of unsaleable mangoes = × x = x. 4 30 40 1 \ x = 12 or x = (12 × 40) = 480. 40 Hence, total number of mangoes in the crate = 480.
Explanation as extracted from the printed page; notation may be imperfect.