Answer:
Rate is 9 kilometers (km)/week.
Step-by-step explanation:
9000 meters is 9 km (divide m by 1000 to get km)
130 revolutions is 130×85π=34714.60cm=347.146m or 347m to the nearest metre.
8505. You would do 63 times 135 to get 8505
we are given

we can solve for x
We can isolate x
step-1: Multiply both sides by b/a


step-2:Add 12 both sides


step-3: combine right side

step-4:Divide both sides by 2
..............Answer
B:Interest
Hoped this helped have a nice day