diff --git a/rideshare.rb b/rideshare.rb
new file mode 100644
index 0000000..aabed7a
--- /dev/null
+++ b/rideshare.rb
@@ -0,0 +1,143 @@
+drivers = {
+  DR0001: [
+    {
+      date: '02/03/2016',
+      cost: 10,
+      rider_ID: 'RD0003',
+      rating: 3
+    },
+    {
+      date: '02/03/2016',
+      cost: 30,
+      rider_ID: 'RD0015',
+      rating: 4
+    },
+    {
+      date: '02/05/2016',
+      cost: 45,
+      rider_ID: 'RD0003',
+      rating: 2
+    }
+  ],
+  
+  DR0002: [
+    {
+      date: '02/03/2016',
+      cost: 25,
+      rider_ID: 'RD0073',
+      rating: 5
+    },
+    {
+      date: '02/04/2016',
+      cost: 15,
+      rider_ID: 'RD0013',
+      rating: 1
+    },
+    {
+      date: '02/05/2016',
+      cost: 35,
+      rider_ID: 'RD0066',
+      rating: 3
+    }
+  ],
+  
+  DR0003: [
+    {
+      date: '02/04/2016',
+      cost: 5,
+      rider_ID: 'RD0066',
+      rating: 5
+    },
+    {
+      date: '02/05/2016',
+      cost: 50,
+      rider_ID: 'RD0003',
+      rating: 2
+    }
+  ],
+  
+  DR0004: [
+    {
+      date: '02/03/2016',
+      cost: 5,
+      rider_ID: 'RD0022',
+      rating: 5
+    },
+    {
+      date: '02/04/2016',
+      cost: 10,
+      rider_ID: 'RD0022',
+      rating: 4
+    },
+    {
+      date: '02/05/2016',
+      cost: 20,
+      rider_ID: 'RD0073',
+      rating: 5
+    }
+  ]
+}
+
+puts "TOTAL RIDES PER DRIVER:"
+drivers.each_key do |driver|
+  puts "Driver #{driver} has given #{drivers[driver].count} rides."
+end
+
+puts "\nTOTAL AMOUNT MADE PER DRIVER:"
+mostMoney = 0
+richestDriver = ""
+
+drivers.each do |driver, rides|
+  totalMoney = rides.map {|ride| ride[:cost]}.reduce (:+)
+  
+  puts "Driver #{driver} has made $#{totalMoney}."
+  
+  if totalMoney > mostMoney
+    mostMoney = totalMoney
+    richestDriver = driver
+  end
+  
+end
+
+puts "\nAVERAGE RATING PER DRIVER:"
+highestAverageRating = 0
+nicestDriver = ""
+
+drivers.each do |driver, rides|
+  totalRating = rides.map {|ride| ride[:rating]}.reduce(:+).to_f
+  averageRating = totalRating/(drivers[driver].count)
+  
+  if averageRating % 1 == 0
+    averageRating = averageRating.to_i
+  else 
+    averageRating = averageRating.round(2)
+  end
+  
+  puts "Driver #{driver}'s average rating is #{averageRating}."
+  
+  if averageRating > highestAverageRating
+    highestAverageRating = averageRating
+    nicestDriver = driver
+  end
+  
+end
+
+puts "\nDriver #{richestDriver} made the most money: $#{mostMoney}."
+puts "\nDriver #{nicestDriver} had the highest average rating: #{highestAverageRating}.\n\n"
+
+puts "MOST PROFITABLE DAY PER DRIVER:"
+ridesByDay = {}
+
+drivers.each_key do |driver|
+  drivers[driver].each do |ride|
+    currentDate = ride[:date]
+    if ridesByDay.has_key? currentDate
+      ridesByDay[currentDate] += ride[:cost]
+    else
+      ridesByDay[currentDate] = ride[:cost]
+    end
+  end
+  max = ridesByDay.max_by{|date, total| total}
+  puts "Driver #{driver} made the most amount of money on #{max.first}: $#{max.last}."
+  ridesByDay.clear
+end