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c. A school discovers it has $4000 extra it can spend on supplies. With 20 teachers in
the school, it evenly distributes the money to each teacher. Then it gives teacher e
extra money to buy supplies. Suppose the school wants to give $60 to each
teacher. How much extra money would each teacher have to get?
Equation:
Solve it:
d. An old-fashioned clock has a second hand, minute hand,
and hour hand. For example, if the second hand revolves
around the clock 60 times, the minute hand has revolved
around the clock once. Let s be the number of times the
second hand has revolved around the clock. If the hour
hand has moved around the clock 1 time, how many
times has the second hand moved around the clock?
Equation:
Solve it:
Sagot :
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