diff --git a/poetry.lock b/poetry.lock
index 596f7de..069fb2b 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -342,13 +342,13 @@ files = [
 
 [[package]]
 name = "sphinx"
-version = "7.1.1"
+version = "7.1.2"
 description = "Python documentation generator"
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "sphinx-7.1.1-py3-none-any.whl", hash = "sha256:4e6c5ea477afa0fb90815210fd1312012e1d7542589ab251ac9b53b7c0751bce"},
-    {file = "sphinx-7.1.1.tar.gz", hash = "sha256:59b8e391f0768a96cd233e8300fe7f0a8dc2f64f83dc2a54336a9a84f428ff4e"},
+    {file = "sphinx-7.1.2-py3-none-any.whl", hash = "sha256:d170a81825b2fcacb6dfd5a0d7f578a053e45d3f2b153fecc948c37344eb4cbe"},
+    {file = "sphinx-7.1.2.tar.gz", hash = "sha256:780f4d32f1d7d1126576e0e5ecc19dc32ab76cd24e950228dcf7b1f6d3d9e22f"},
 ]
 
 [package.dependencies]
diff --git a/test_transform.py b/test_transform.py
index 8d46afe..9dd49b2 100644
--- a/test_transform.py
+++ b/test_transform.py
@@ -21,14 +21,14 @@ test(minimum, [[0, 1, 2, 3]], 0)
 test(minimum, [[-10, -20, -30]], -30)
 test(bounds, [[0, 1, 2, 3]], [0, 3])
 test(bounds, [[-10, -20, -30]], [-30, -10])
-test(clamp, [[10, 0, 100]], 10)
-test(clamp, [[-10, 0, 100]], 0)
-test(clamp, [[104, 0, 100]], 100)
-test(ratio, [[5, 0, 10]], 0.5)
-test(ratio, [[167, 100, 200]], 0.67)
-test(ratio, [[8, 10, 0]], 0.2)
-test(ratio, [[4, 10, 20]], 0.0)
-test(scale, [[4, 0, 10, 0, 100]], 40)
-test(scale, [[180, 120, 240, 0, 100]], 50)
+test(clamp, [10, 0, 100], 10)
+test(clamp, [-10, 0, 100], 0)
+test(clamp, [104, 0, 100], 100)
+test(ratio, [5, 0, 10], 0.5)
+test(ratio, [167, 100, 200], 0.67)
+test(ratio, [8, 10, 0], 0.2)
+test(ratio, [4, 10, 20], 0.0)
+test(scale, [4, 0, 10, 0, 100], 40)
+test(scale, [180, 120, 240, 0, 100], 50)
 test(get_x_values, [[[0, 5], [1, 5], [2, 5]]], [0, 1, 2])
 test(get_y_values, [[[0, 5], [1, 5], [2, 5]]], [5, 5, 5])
diff --git a/transform.py b/transform.py
index 64819b7..77d0079 100644
--- a/transform.py
+++ b/transform.py
@@ -6,38 +6,67 @@
 
 def maximum(data):
     "Returns the largest number in data"
-    raise NotImplementedError
+    highest = None
+    for number in data:
+        if highest is None:
+            highest = number
+        if number > highest:
+            highest = number
+    return highest
 
 def minimum(data):
     "Returns the smallest number in data"
-    raise NotImplementedError
+    lowest = None 
+    for number in data: 
+        if lowest is None: 
+            lowest = number
+        if number < lowest: 
+            lowest = number
+    return lowest
 
 def bounds(data):
     "Returns a list of the smallest and largest numbers in data"
-    raise NotImplementedError
+    min = minimum(data)
+    max = maximum(data)
+    bounds = [min, max]
+    return bounds
 
 def clamp(value, low, high):
     """Clamps a value to a range from low to high. 
     Returns value if it is between low and high.
     If value is lower than low, returns low. If value is higher than high, returns high.
     """
-    raise NotImplementedError
+    if value < low:
+        return low
+    elif value > high:
+        return high
+    else: 
+        return value
 
 def ratio(value, start, end):
-    """Returns a number from 0.0 to 1.0, representing how far along value is from start to end.
-    The return value is clamped to [0, 1], so even if value is lower than start, the return 
-    value will not be lower than 0.0.
+    """Returns a number from 0.0 to 1.0, representing how far along value is 
+    from start to end.The return value is clamped to [0, 1], so even if value 
+    is lower than start, the return value will not be lower than 0.0.
     """
-    raise NotImplementedError
+    number = ((value - start)/(end - start))
+    number = clamp(number, 0.0, 1.0)
+    return number
 
 def scale(value, domain_min, domain_max, range_min, range_max):
     "Given a value within a domain, returns the scaled equivalent within range."
-    raise NotImplementedError
+    r = ratio(value, domain_min, domain_max)
+    return range_min + r*(range_max - range_min)
 
 def get_x_values(points):
     "Returns the first value for each point in points."
-    raise NotImplementedError
+    x_list = []
+    for data in points:
+        x_list.append(data[0])
+    return x_list
 
 def get_y_values(points):
     "Returns the second value for each point in points."
-    raise NotImplementedError
+    y_list = []
+    for data in points:
+        y_list.append(data[1])
+    return y_list
\ No newline at end of file