A pile of coal, the first day 1200 tons, is one sixth of this pile of coal. The next day to carry the amount of coal left after two days is 1:5 Coal for the next day?

A pile of coal, the first day 1200 tons, is one sixth of this pile of coal. The next day to carry the amount of coal left after two days is 1:5 Coal for the next day?


Remaining on the first day = 1200 × (1-1 / 6) = 1000 tons
The next day = 1000 × 1 / 5 = 200 tons



There are 10 tons of coal, three fifths of which have been used, and () tons of which have been used. How many parts are left


3 / 5 is used, and 10 * (1-3 / 5) = 4 tons is left. 3 / 5 is used, and 2 / 5 is left



Canteen to transport a batch of coal, plan to use 1 / 5 tons per day, three days to use how many tons?


3 days = 3 × 1 / 5 = 3 / 5 tons



The canteen plans to burn a batch of coal in 6 days on average. What percentage of the coal is burned every day? What percentage of the coal is burned every 5 days?


The canteen plans to burn a batch of coal in 6 days, 1 / 6 of this batch of coal every day and 5 / 6 of this batch of coal in 5 days