exam Maths Puzzle Numerical Ability

Because of traffic Maria could average only 40 km/h for the first 20% of her trip, but she averaged 75 km/h for the whole trip. What was her average speed for the last 80% of her trip?

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exam Other Question

find the reference angle for the following angle:
-386degrees The cost of a new car is $19,000. You can finance the car by paying $500 down and $400 per month for 60 months.
A) Determine the amount financed.
B) Derermine the total installme