Answer:
50 oranges are in the box
Explanation:
First, find the converting of 1 kg to grams (1kg = 1000g)
Then, convert how many kg is the box of oranges (4kg = 4000g)
Finally, divide the total grams of the box by the total grams per EACH orange in the box (4000g ÷ 80g = 50)
Therefore, there are 50 oranges in the box
The only reason you may have got confused with this question is from not knowing the conversions or measurements. This is a 2-step questions were you have to convert then do the main equations to solve.