Answer:
4h30min full rate and 1h30 min reduced rate
So, for 6h of work Liam is owed $ 9×25/2+3×18/2=225/2+32=144.5
Answer:
Step-by-step explanation:
Distance=400+200=600km
diplacement=x 200-0km=200km
total distance travelled=400+400=800km
Answer:
try the third option
Step-by-step explanation:
At least I'm trying
Answer:
The third side must be smaller than 20 inches and greater than 4 inches

Step-by-step explanation:
Let a, b and c be the lengths of triangle's sides. Then

Use this rule in your case. So, if a=12 and b=8, then

Hence, you get

From these inequalities, you can state that

So, c must be smaller than 20 inches and greater than 4 inches.