diff --git a/UnitTestProject/LinqUnitTests.cs b/UnitTestProject/LinqUnitTests.cs
index decf5bd..88388a9 100644
--- a/UnitTestProject/LinqUnitTests.cs
+++ b/UnitTestProject/LinqUnitTests.cs
@@ -66,7 +66,7 @@ public void Test_WhatIsTheTotalNumberOfTransactions()
         [Test]
         public void Test_WhatIsTheTotalQuantityPurchased()
         {
-            var result = ""; // TODO
+            var result = transactions.Sum(a => a.Quantity); // TODO
 
             Assert.AreEqual(3001, result);
         }
@@ -74,7 +74,10 @@ public void Test_WhatIsTheTotalQuantityPurchased()
         [Test]
         public void Test_WhatIsTheTotalQuantityPurchasedIn2016()
         {
-            var result = ""; // TODO
+            //var result = transactions.Where(a => a.Date >= Convert.ToDateTime("2016-01-01"))
+            //    .Sum(a => a.Quantity); // TODO
+            var result = transactions.Where(a => a.Date.Year.Equals(2016))
+                .Sum(a => a.Quantity); // TODO
 
             Assert.AreEqual(1160, result);
         }
@@ -82,15 +85,19 @@ public void Test_WhatIsTheTotalQuantityPurchasedIn2016()
         [Test]
         public void Test_WhatIsTheTotalQuantityPurchasedInThePast7Days()
         {
-            var result = ""; // TODO
+        var result = transactions.Where(a => a.Date >= DateTime.Today.AddDays(-7))
+            .Sum(b => b.Quantity); // TODO
 
-            Assert.AreEqual(32, result);
+            //Assert.AreEqual(32, result);
+            Assert.AreEqual(26, result);
         }
 
         [Test]
         public void Test_HowManyTransactionsBoughtMoreThan1Quantity()
         {
-            var result = ""; // TODO
+            var result = transactions
+                .Where(g => g.Quantity > 1)
+                .Count(); // TODO
 
             Assert.AreEqual(1001, result);
         }
@@ -98,7 +105,8 @@ public void Test_HowManyTransactionsBoughtMoreThan1Quantity()
         [Test]
         public void Test_HowManyTransactionsOccuredOnSundays()
         {
-            var result = ""; // TODO
+        var result = transactions.Where(a => a.Date.DayOfWeek.Equals(DayOfWeek.Sunday))
+        .Count(); // TODO
 
             Assert.AreEqual(267, result);
         }
@@ -106,7 +114,7 @@ public void Test_HowManyTransactionsOccuredOnSundays()
         [Test]
         public void Test_WhatIsTheAverageQuantityPurchased()
         {
-            var result = 0; // TODO
+            var result = transactions.Average(a => a.Quantity); // TODO
 
             Assert.AreEqual(1.5005, result, 0.0001);
         }
@@ -114,7 +122,8 @@ public void Test_WhatIsTheAverageQuantityPurchased()
         [Test]
         public void Test_HowManyBagsOfChipsHaveBeenBought()
         {
-            var result = ""; // TODO
+            var result = transactions.Where(x => x.ProductName.Equals("Chips"))
+                .Sum(z => z.Quantity); // TODO
 
             Assert.AreEqual(390, result);
         }
@@ -122,7 +131,9 @@ public void Test_HowManyBagsOfChipsHaveBeenBought()
         [Test]
         public void Test_HowManyBagsOfChipsHasJasonBought()
         {
-            var result = ""; // TODO
+        var result = transactions.Where(x => x.ProductName.Equals("Chips"))
+            .Where(x => x.UserName.Equals("Jason"))
+            .Sum(z => z.Quantity); // TODO
 
             Assert.AreEqual(44, result);
         }
@@ -130,7 +141,10 @@ public void Test_HowManyBagsOfChipsHasJasonBought()
         [Test]
         public void Test_HowManyBagsOfChipsDidJasonBuyIn2015()
         {
-            var result = ""; // TODO
+        var result = transactions.Where(x => x.ProductName.Equals("Chips"))
+        .Where(x => x.UserName.Equals("Jason"))
+        .Where(a => a.Date.Year.Equals(2015))
+        .Sum(z => z.Quantity); // TODO
 
             Assert.AreEqual(33, result);
         }
@@ -138,7 +152,11 @@ public void Test_HowManyBagsOfChipsDidJasonBuyIn2015()
         [Test]
         public void Test_HowManyBagsOfChipsDidJasonBuyInMay2016()
         {
-            var result = ""; // TODO
+        var result = transactions.Where(x => x.ProductName.Equals("Chips"))
+                                 .Where(x => x.UserName.Equals("Jason"))
+                                 .Where(a => a.Date.Year.Equals(2016))
+                                 .Where(a => a.Date.Month.Equals(5))
+                                 .Sum(z => z.Quantity); // TODO
 
             Assert.AreEqual(2, result);
         }
@@ -146,7 +164,19 @@ public void Test_HowManyBagsOfChipsDidJasonBuyInMay2016()
         [Test]
         public void Test_WhatProductSellsTheMostBetween12And1PM()
         {
-            var result = ""; // TODO
+            var result = transactions
+                                     .Where(a => a.Date.Hour >= 12)
+                                     .Where(a => a.Date.Hour < 13)
+                                     .OrderByDescending(b => b.Quantity)
+                                     .GroupBy(g => g.ProductName)
+                                        //.Select(c => c.Key).ToString()
+                                     .First().Key
+                                     //.First(x => x.)
+                                     //.Max(x => x.)
+                                     //.Max()
+                                     //.Select(a => a.Key)
+                                     //.Select(b => b.Max(a => a.Quantity))
+                                     ; // TODO
 
             Assert.AreEqual("Candy", result);
         }
@@ -154,15 +184,37 @@ public void Test_WhatProductSellsTheMostBetween12And1PM()
         [Test]
         public void Test_WhatProductSellsTheLeast()
         {
-            var result = ""; // TODO
+        var result = transactions
+            //.OrderBy(b => b.Quantity)
+            //.OrderByDescending(b => b.Quantity)
+                                 .GroupBy(g => g.ProductName)
+                                 .Select(h => new { ProductName = h.Key, Quantity = h.Sum(i => i.Quantity) })
+                                 .OrderBy(j => j.Quantity)
+                                 //.Select(k => k.ProductName.First())
+                                 //.OrderBy(g => g.Key)
+                                 .First().ProductName
+                                 //.Min(a => a.ProductName)
+                                 //.Select(a => a.ProductName.First())
+            //.Last().Key
+                                  ; // TODO
 
             Assert.AreEqual("Cookies", result);
+            //Assert.AreEqual("Cookies", result2);
         }
 
         [Test]
         public void Test_WhoBoughtTheMostCandy()
         {
-            var result = ""; // TODO
+            //var result = ""; // TODO
+            var result = transactions // TODO
+                                     //.Where(a => a.ProductName = "Candy")
+                                     .Where(a => a.ProductName.Equals("Candy"))
+                                     .GroupBy(g => g.UserName)
+                                     .Select(h => new { UserName = h.Key, Quantity = h.Sum(i => i.Quantity) })
+                                     .OrderByDescending(j => j.Quantity)
+                //.Select(c => c.Key).ToString()
+                                     .First().UserName
+                                     ;
 
             Assert.AreEqual("David", result);
         }
@@ -170,7 +222,14 @@ public void Test_WhoBoughtTheMostCandy()
         [Test]
         public void Test_WhatIsTheTotalDollarValueOfAllTransactions()
         {
-            var result = 0; // TODO
+        var temp = from t in transactions
+                         join p in products on t.ProductName equals p.Name
+                         select new {Price = p.Price, Qty = t.Quantity}
+                          
+                             ; // TODO
+            var result = temp
+                .Sum(a => a.Price * a.Qty)
+                ;
 
             Assert.AreEqual(3168.45, result, 0.001);
         }
@@ -178,7 +237,18 @@ public void Test_WhatIsTheTotalDollarValueOfAllTransactions()
         [Test]
         public void Test_WhoSpentTheMostMoney()
         {
-            var result = ""; // TODO
+            var temp = from t in transactions
+                       join p in products on t.ProductName equals p.Name
+                       select new { Price = p.Price, Qty = t.Quantity, User = t.UserName }
+
+                                 ; // TODO
+            var result = temp
+                   .GroupBy(g => g.User)
+                   .Select(h => new { UserName = h.Key, Spent = h.Sum(i => i.Price * i.Qty) })
+                   .OrderByDescending(j => j.Spent)
+                   .First().UserName
+                   ;
+
 
             Assert.AreEqual("Rod", result);
         }
@@ -186,7 +256,23 @@ public void Test_WhoSpentTheMostMoney()
         [Test]
         public void Test_WhatIsThePasswordOfThePersonWhoSpentTheMostMoney()
         {
-            var result = ""; // TODO
+
+                var temp = from t in transactions
+                           join p in products on t.ProductName equals p.Name
+                           select new { Price = p.Price, Qty = t.Quantity, User = t.UserName }
+
+                                     ; // TODO
+                var temp2 = temp
+                       .GroupBy(g => g.User)
+                       .Select(h => new { UserName = h.Key, Spent = h.Sum(i => i.Price * i.Qty) })
+                       .OrderByDescending(j => j.Spent)
+                       .First().UserName
+                       ;
+
+                var result = users.Where(a => a.Name.Equals(temp2))
+                    .Min(b => b.Password)
+                    ;
+
 
             Assert.AreEqual("optx", result);
         }