If 15 is 1/4 of an hour then multiply 12 with 4. It’s 48, they can hang 48 sheets in an hour.
Answer:
16.56
Step-by-step explanation:
The area of the square is 2 × 2
The area of the circle is-
A=πr²
A=3.14 × 2²
A=3.14 × 4
A=12.56
You don't need to divide it by half because there are two half circles so it would be a whole circle
12.56 + 4 = 16.56
Sorry if it is wrong
Answer:
A, 6
Step-by-step explanation:

<em>subtract</em>
from both sides

<em>divide</em> both sides by 

<em>plz mark me brainliest</em> ;)
Answer:
5/11
Step-by-step explanation:
5 blue marbles and 11 total marbles