What is the relationship between two variable quantities that have a constant ratio called?
direct variation
Half past three.
3:30
How many minutes are in 4 days?
5,760
y=60x
x=#of minutes
Quarter to twelve.
11:45
How many hours are in a month?
2,920
y=24x
What is the direct variation between hours and days.
Five past noon.
12:05
How many minutes are in a week?
40,320
How many minutes are in a quarter of an hour?
15
y=3,600x
Three quarters after 9.
9:45
Record how many seconds are in three days using scientific notation.
2.592 x 10^5
Daily Double
+800
How many minutes are you required to be at school each day?
755-330
455 minutes
Write the direct variation between days and seconds.
y=86,400x
Quarter after 6.
6:15
Hours in a century
What is 876,000?