Answer:
a-He answered less than half of the questions because half is 50%
b-45%=45/100=9/20
Step-by-step explanation:
Answer:
217945728000 ways
Step-by-step explanation:
Given
--- 1 dozen

The given condition implies that;
---- any of the 4 shelves
--- any of the 4 shelves and either ways of book 1
--- any of the 4 shelves and either ways of book 1 and 2
-----------------------
----------------
----------
<h2>

</h2><h2>
</h2>
So, the number of ways is:


Answer:
1
Step-by-step explanation:
cause if :
y=4
4(x)=4
4(1)=4
4=4
hope this helps
Answer:
50 % probability that the hat is blue.
Step-by-step explanation:
3 blue and 3 black = 6 total tickets
3/6 chance of blue and 3/6 change of it being black
3/6 = 1/2 = 0.5 = 50%
<span>The fact that is not used to prove that PQR is similar to STR is that "</span>Angle P is congruent to itself due to the reflexive property." The statements Segments ST and PQ are parallel, RP is a transversal line passing ST and PQ and Angles RTS and RQP are congruent due to the Corresponding Angles Postulate are all true.