Answer:
72
Step-by-step explanation:
you take the two 54's and add them together and get 108 then you take 108 and subtract it from 180 because that's what the angles of all triangles add to and you get 72
Answer: 4 / 11
Step-by-step explanation:
There are 4 vowels in total, 11 cards.
The guarantee which should be given by the manufacturer in years is; 0.405years
<h3>Percentages and Averages</h3>
Since the average life of a scooter is 12 years with a standard deviation of 1.5 years.
Hence, the maximum life of any electric scooter is 13.5 years.
On this note, to offer a guarantee with the intention to replace only 3% of the scooters;
We must evaluate 3% of 13.5 years as follows;
- Guarantee offer = 3% of 13.5 years
- Guarantee offer = (3/100) × 13.5
Guarantee offer = 0.405 years
Read more on percentages;
brainly.com/question/24304697
Answer:
14
Step-by-step explanation:
rectangle 8
triangle 6
Find the common denominator.
8 and 10 have the common denominator of 80.
So 30/80 + 24/80
= 54/80
But we have to simplify it.
54/80 = 27/40