Rates and Averages
ISEE Upper Level · Flashcards · Recall
ISEE UPPER LEVEL · FLASHCARDS
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QUESTION
Identify the general relationship between rate
r
r
r
, time
t
t
t
, and amount
A
A
A
.
QUESTION
What is the combined work rate if two workers have rates
r
1
r_1
r
1
and
r
2
r_2
r
2
?
QUESTION
State the formula for average speed when traveling total distance
D
D
D
in total time
T
T
T
.
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ANSWER
avg speed
=
D
T
\text{avg speed}=\frac{D}{T}
avg speed
=
T
D
. Average speed is defined as the total distance traveled divided by the total time taken.
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