Answer:
<u>Fraction:</u>

<u>Decimal:</u>

Step-by-step explanation:
Step-by-step on how to solve it is in the picture below.
Hope this helps! :)
Let H be hamburger and C be chesseburger.
H+C=559
H+59=C
H+(H+59)=559
2H+59+559
2H=559-59
2H=500
H=500/2
H=250
250 hamburgers were sold on Saturday.
45 seconds. Since there are 60 seconds in a minute and 60/4 is 15. 15*3 is 45. Hope this helped!