If there is 10% of $18 = 18 x 0.9 (1 - 0.1) = $16.20
Therefore the pie costs $16.20
He is saving 18 - 16.20 = $1.80
Answer:
He should have to spell at least 36 of these words correctly.
Step-by-step explanation:
40 words.
He must spell at least 90% of those words correctly.
At least how many words should he have to spell correctly to get the prize?
90% of 40. So
0.9*40 = 4*9 = 36
He should have to spell at least 36 of these words correctly.
Answer:
|x + 12|
Step-by-step explanation:
The question I took form you I assume looks like this...
|x - (-12)|
Therefore, if we simplify this, the answer is |x + 12|
This is the answer because you would multiply -1 by -12
Answer:
(3) Diagonals are perpendicular
Step-by-step explanation: