Answer:
Option C is correct
Conversion factor is used : 60 seconds / 1 minutes
Step-by-step explanation:
Given: Speed = 20.1 meters per second
To convert this speed in meters per minute.
Conversion Factor is the relationships between units to convert from one unit to another unit.
Use conversion: 1 minute= 60 second
speed =
Now, multiply the speed in meter/seconds with 60 seconds and you will get the speed in meters/minute.
i.e,
speed =
Therefore, the conversion factor is used : 60 seconds / 1 minutes
Let a = Imani's weekly allownace
She spent half of her allowance, so she has half it left = a/2. She got $4 more from washing the car, so she has a/2 + 4 dollars which totals $12:
a/2 + $4 = $12
a/2 = $8
Solve for a.
Answer:
3 nickels and 15 quarters.
Step-by-step explanation:
Hope this helps!
Answer:
Yvette cleared 10 large driveways
Step-by-step explanation:
small driveway = x
big driveway = y
x+y = 25
15x + 25y = 475
y = 25-x
15x + 25(25-x) = 475
-10x + 625 = 475
10x = 150
x= 15
15 + y = 25
y =10
10 large driveways, 1 5 small driveways