Answer:
K=13
Step-by-step explanation:
So first, we subtract 13 with 3/4 (That comes from 4 3/4) and we get 12 1/4.
And then, we subtract 12 1/4 with 4, and we get 8 1/4
Have I made your day?
Answer:
<h2>
x = 19</h2>
Step-by-step explanation:
If the angles of a triangle are 45°, 45° and 90°, the the sides of the triangle are x. x and x√2
x√2 = 19√2 ⇔ x = 19
Answer:
2/5
Step-by-step explanation:
To get the ratio as a pure number, it must be expressed as the quotient of two values that have the same units. For the purpose here, it is convenient to convert both values to units of seconds.
__
<h3>units conversion</h3>
The conversion factor between minutes and seconds is ...
1 minute = 60 seconds
Multiplying this equation by 3 gives ...
3 minutes = 180 seconds
__
<h3>ratio of interest</h3>
Then the desired ratio is ...
(72 seconds)/(3 minutes) = (72 seconds)/(180 seconds) = 72/180
= (36×2)/(36×5)
= 2/5
The ratio in its simplest form is 2/5.
Her monthly allowance would be 30$ since 3$ x 10=30.
