63.9k views
15 votes
PLEASE HELP ME I WILL GIVE ALL MY POINTS!!! 1440 tons of grain were brought to a silo over 2 days. On the second day, 80% of the amount of the delivered during the first day was brought in. How many tons of grain were delivered to the silo on the first day?

User Halil Ozel
by
4.6k points

1 Answer

10 votes

Answer:

  • 800 tons

Explanation:

Let the amount brought in the first day be x

In the second day brought:

  • 80% of x = 0.8x

Total in two days:

  • 1440 tons

Solve the following equation for x:

  • x + 0.8x = 1440
  • 1.8x = 1440
  • x = 1440/1.8
  • x = 800 tons
User David Lacourt
by
4.4k points