Answer:
x=15
Because 3x15=45
Hope that helped!
Sry don’t have better look next time 55
Answer:
Step-by-step explanation:
4:3 total is 7
8:6 total is 14
12:9 total is 21
So there are 9 girls.
ΔADC and ΔCDB are similar. Therefore the sides are in proportion:
Substitute:
<em>cross multiply</em>
<em>divide both sides by 4</em>
Answer: A random sample of 10% of Hamden students
Step-by-step explanation: Looking at the answers, the simplest one is A.