Answer: 6 tsp of baking powder.
Explanation: 1 pancake= 2 tsp of baking powder and 3c of flour. If there is 9c of flour you would assume that is 3 pancakes meaning 2 tsp times 3 is 6 tsp of baking powder. PLEASE MAKE ME THE BRAINLIEST.
23
because
the pattern is
(5 10) ..1.. (15 20) ..2.. (25 30) ..3..
..1... = 3
..2.. = 13
so ..3.. = 23
Answer:
The answer to the equation was c so yes you are right:)
The answer is 
First you must change the fractions so that they have like denominators.
Then you subtract the fractions.

Finally, you need to simplify the answer.

Annwer:
Diameter
Explanation:
A chord that passes through the of a circle is called a diameter and is the longest chord.
hehe:)