Update

exercises.md

@@ -539,7 +539,8 @@ Bear in mind this is not a school test that's supposed to decide if you get to a
 129. When a download manager is about to start downloading a file whose size is known, it usually reserves the whole space that will be needed for the file on the disk beforehand by creating a file of that size, into which it subsequently writes the data as it's downloaded. What is the main reason for doing this? Why doesn't the program simply create an empty file and then keep appending data to it as it gets downloaded?
 130. Two [women](woman.md) [kill themselves](suicide.md) at the same time, one is a midget weighting 30 kg, the other one an [American](usa.md) weighting 300 kg. They jump simultaneously from a bridge that's 50 meters above ground. Which one, and by how many seconds, hits the ground first? Ignore air resistance etc.
 131. In which [science](science.md) is multiplication the same thing as division?
-132. Did you enjoy this quiz?
+132. Create a fraction ([rational number](rational_number.md) that [approximates](approximation.md) [pi](pi.md) at least to 8 fractional digits, i.e. the approximation must start with 3.14159265.
+133. Did you enjoy this quiz?
 
 ### Answers
 
@@ -675,7 +676,8 @@ sin(x) / cos(x) - log2(2) = tg(x) - 1*, so we get *tg(x) >= 1*. So that will hol
 129. It prevents [fragmentation](fragmentation.md), especially with large files. Creating a small file and then appenging to it by small chunks will more likely lead to the file not fitting to the preallocated space and having to be split and scattered all over the disk.
 130. Both hit the ground at the same time, weight doesn't matter.
 131. Biology.
-132. yes
+132. Do it like this: 3.14159265 = 314159265 / 100000000 = 62831853 / 20000000.
+133. yes
 
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