10% of 18 tonnes = 1.8 tonnes
30% of 18 tonnes = 5.4 tonnes
18 - 5.4 tonnes = 12.6 tonnes
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

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The sum of probabilty is equal to 1 because it completes the set
Therefore the required probabilty is 0.4
15/x = 5/11
5x = 165
x = 33
You would do $32/ the price of the train tickets.
Answer:
Please see attachment
Step-by-step explanation:
Please see attachment