Answer:
B. 60°
Step-by-step explanation:

The speed of a yacht traveling a distance of 1.357 km in 165 minutes is 0.5 km/h
<h3>What is Speed?</h3>
The speed of an object is the distance covered by the object in respect to time.
Mathematically:


- We know that 60 minutes = 1 hour
- 165 minutes = 2.75 hours

Speed = 0.5 km/hour
Learn more about calculating speed here:
brainly.com/question/4931057
20 quarters and 2 dimes!! (Take a look at my question if possible!?)
Answer:
9
Step-by-step explanation:
open the bracket, you will have
5x-2x+13=40
collect like terms
5x-2x=40-13
3x=27
divide both side by 3
3x/3=27/3
x=9
5•6 = 30.
She needs to buy 30 flowers from the store.