1/2 of the time
d=st
distance=speed times time
we want to find time
divide both sides by speed
d/s=t
d=20
s=40
20/40=t
1/2=t
this is in hours
she drove for 1/2 hour or 30 mins
To find the gold per cubic meter you have to divide the amount of gold by the size of the area. So you would do .78/1.5 which would give you .52g/m3
The second option 0.04 is greater
The designer must sell 200 hats for breaking even.
Step-by-step explanation:
Given,
Cost for material for each hat = $5.50
Selling price of each hat = $12.50
Cost spend on advertising = $1400
Let,
x represents the number of hats.
Revenue = 12.50x
Costs = 5.50x+1400
For breaking even,
Revenue = Cost

Dividing both sides by 7

The designer must sell 200 hats for breaking even.
Keywords: addition, division
Learn more about division at:
#LearnwithBrainly
You have $284 in your credit card balance. 186-174= 12. 99+35= 134 and then 12-134= -122. So 406-122= 284.