It's the first one (7+4i)+(7-4i)=14
<h2>Solution (a) :-</h2>
Quantity of flour needed to make 20 pancakes =



Then , number of pancakes that can be made from 1 cup of floor :-



.
Therefore , 12 pancakes can be made from 1 cup of floor .
<h2>Solution (b) :-</h2>
Number of pancakes that can be made with 1 cup of flour = 12 pancakes
Number of pancakes that can be made with 9 cups of flour :-
= 9 × 12
= 108 pancakes
Therefore , I can make 108 pancakes with 9 cups of flour .
<h2>Solution (c) :-</h2>
Yes , I have enough flour to make 100 pancakes . I say this because :-
With one cup of flour I can make = 12 pancakes
With 9 cups of flour I can make =
= 9 × 12
= 108 pancakes
As I can make 108 pancakes with 9 cups of flour , I can conclude that I have enough flour to make 100 pancakes .
Answer:
The height of the prism is 8 cm.
Step-by-step explanation:
2*X*4=64
8X=64
X=8
Answer:

Step-by-step explanation:
<em>Set the problem up as a proportion</em>
<em />
<em />
<em>cross multiply</em>
<em />
<em />
<em>divide both sides by 30</em>
<em />
<em />
<em />
<em>plz mark me brainliest. :)</em>
47,448/12=$3954
As, 28/36 rule states that maximum of 28% of your monthly expenditure should be spent on housing finances.
0.28*3954=$1107,12
Answer: $1107.