Answer:
18 stars
Step-by-step explanation:
We can use a ratio to solve
9 stars x
--------- = -----------
2 hearts 4 hearts
Using cross products
9*4 = 2x
36 = 2x
Divide by 2
36/2 =2x/2
18 =x
18 stars
Buying 2 apple for $0.19 is better
Take that certain number we are looking for as 'n'
38% ⇒ 0.38
0.38n = 152
Divide by 0.38
0.38n = 152
/0.38 /0.38
n = 400
So 38% of 400 is 152.
Step-by-step explanation:
7a (2x + 5y - 4z)
it can't be broken down any lower.
The average of 6 quiz scores, where 
is the score of the last quiz, is
The student needs a minimum average of 86 to earn an A:
so the student needs a score of 91.
