We are asked to write an algebraic expression for the given verbal expression. The key phrase in the verbal expression is ... divided by ... This indicates that we should divide two things.
... ÷ ...
The two terms that we are adding together are a number c and 25. Since a number c comes first in the verbal expression, it should be on the left-hand side of the division.
a numberc & divided by 25
c & ÷ 25
Note that this is only one of multiple ways to algebraically express the given verbal expression.
