Question

4
A student made six batches of bread dough, and added
different amounts of sugar to each. The student left
each dough to rise for 20 minutes and then measured
the increase in volume. The table shows the results.
Mass of sugar
added (g)
Increase in volume
after 20 minutes (cm3)
0
11
2
21
4
25
6
29
8
35
10
37
a) Which variable did the student change?
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Answer 1

Respuesta:

20

Explicación: