Answer: 2/20, because all those marbles in total is 100. the blue and black marbles would be 70, if you simplify all of it it'd be 2/25.
Step-by-step explanation:
Answer:
15%
Step-by-step explanation:
180 x 15% = 27
Answer:
c
Step-by-step explanation:
Please let me know if you want me to add an explanation as to why this is the answer. I can definitely do that, I just wouldn’t want to write it if you don’t want me to :)
Answer:
18
Step-by-step explanation:
ratio of girls to boys is 8:6
simplify the ratio (÷2)
4:3
if there are 24 girls in class then
4:3
24:?
24÷4 = 6
3×6 = 18 boys