Answer:
I dont know I also need help with this
Step-by-step explanation:
this is so hard please help
I am pretty sure it's B 6.25% but I'm not exactly sure
The answer is C you dived the circumference by 2 and use the formula for the area of a circle which is A = π × r^2
$4.5 since 1.26/7 is .14 and need 25 so it’s 4.5
Answer:
The average speed of car is 67 kilometers per hour.
Step-by-step explanation:
Given that:
Distance travelled in one hour = 45 km
Distance travelled in next 2 hours = 78*2 = 156 km
Total distance = 45+156 = 201
Total time = 1+2 = 3 hours
Average speed of the car = 
Average speed of the car = 
Average speed of the car = 67 km/hr
Hence,
The average speed of car is 67 kilometers per hour.