Answer:
15x+20y+5z
Step-by-step explanation:
Trust me.
Answer:
In triangle ABC, angle B is obtuse.
Step-by-step explanation:
The type of triangle is obtuse, angle A and C are acute, angle B is obtuse.
Answer: population size= 10
Mean= 167
MAD= 32
Step-by-step explanation:
Answer:
30 girls
Step-by-step explanation:
10 x 2= 20
15x2=30
For every 10 boys there are 15 girls. since 20 is just 10 multiplied by 2 you can multiply 15 by 2