Answer:
86.9
Step-by-step explanation:
Answer:
Option A is correct not arithmetic
Explanation:
We have given terms
these terms are not an arithmetic progression because
Arithmetic progression is the sequence of terms in which difference between successive and proceeding terms is same.

we can see the difference between
and
is 
Whereas, the difference between
and
is
.
( 2a2 - 2b - 1 ) Is the answer when simplifying the expression.
Answer:
B) 16
Step-by-step explanation:
<u>Espresso required for one person:</u>
<u>Espresso required for 24 people:</u>
3 teaspoons = 1 tablespoon
48 teaspoons = 48/3 = 16 tablespoons
Christopher needs 16 tablespoons of espresso.
<u>Correct answer choice:</u> B) 16