Which two ratios form a proportion? -)
A)
3:4 and 612
B)
3.4 and 9 15
)
3:4 and 12:18
D)
3:4 and 15 20

Cone a has a surface area of 384 ft2 and cone b has a surface area of 96 ft? . what is the ratio of their volume?

Evan went to the park and saw for animals each animal was either a duck or dog if he saw a total of 14 legs how many of each animal did he see

Isaac wants the equation below to have no solution when the missing number is placed in the box. which number should he place in the box?