Answer:
<h3>Part A</h3>
<u>4 CD's cost $30.40, so one CD costs:</u>
- 4p = $30.40
- p = $30.40/4
- p = $7.60
<h3>Part B</h3>
80% of the regular price is $7.60
<u>If the regular price is r, we have:</u>
- 0.8r = $7.60
- r = $7.60/0.8
- r = $9.5
<u>3 CD's at regular price cost:</u>
Since $25 < $28.5, we can't buy 3 more CD's.
<h3>Part C</h3>
Answer:
Step-by-step explanation:
I bought 12 pounds of coffee. I used 1/4 of the coffee in a week. How many pounds did i used in a week??
9514 1404 393
Answer:
C) 65°
Step-by-step explanation:
The relevant trig relation is ...
Cos = Adjacent/Hypotenuse
cos(?) = 25/59
? = arccos(25/59) ≈ 64.93°
The indicated angle is about 65°.
_____
You can see that the figure is drawn approximately to scale and that the angle is more than 45°. (The unmarked leg is longer than the given leg.) The only answer choice that is more than 45° is the one shown above.
Answer:
-880.75
Step-by-step explanation:
Subtract 912 from 20.25 first then add 11.
Answer: 18.05556
Step-by-step explanation: 65 Kilometer/Hour (km/h) =. 18.05556 Meter/Second (m/s) Kilometer/Hour : Kilometers per hour (also spelling: kilometer per hour) is a unit of speed, defined as the number of kilometers travelled in one hour. The symbol of kilometer per hour is km/h or km•h−1.
Hopefully this helps :D