Ummm let me see so what u have to do is
Answer:
0.4
Step-by-step explanation:
Given
60 % wear neither ring nor a necklace
20 % wear a ring
30 % wear necklace
This question can be Solved by using Venn diagram
If one person is choosen randomly among the given student the probability that this student is wearing a ring or necklace is


The sum of probabilty is equal to 1 because it completes the set
Therefore the required probabilty is 0.4
Answer:
The length of Michelle's forearm is 9 inches
Step-by-step explanation:
Remember that

To convert feet to inches, multiply by 12
we know that
The length of Michelle's forearm was 3/4 of a foot
Convert to inches
Multiply the length in feet by 12

therefore
The length of Michelle's forearm is 9 inches
What figure? anyways if it is a square you simply square root the area. EX: A=81 S=9
it it is a rectangle, you must know the other side before dividing
and so on
sorry I couldn't see the figure
Answer:
Idk
Step-by-step explanation:idk