Gavin and his three friends want to share 1/3 pound of cake equally. Gavin says that each friend will get 1/9 pound of cake. Use
2 answers:
Response:
1). True
2). 3
3),
Explanation:
Gavin and his three friends are trying to split pounds of cake evenly.
According to Gavin, each friend will receive pounds, which is accurate because dividing
pounds among three friends means dividing by 3.
Cake shared among three friends = . This can be expressed as
.
Thus, Gavin is True. To determine the amount of cake each individual will have, divide by 3, or multiply
by
.
Therefore, each friend receives pounds of cake.
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Response:
The probability that a student has a pet, given they do not have any siblings is:
Option: D ( 60%)
Step-by-step breakdown:
Let A represent the situation where a student lacks a sibling.
Let B signify the occurrence that a student has a pet.
Consequently, A∩B refers to the event in which a student is without siblings but possesses a pet.
Let P denote the chance of an event happening.
We need to determine:
P(B|A)
From our knowledge:
From the data provided:
P(A)=0.25
and P(A∩B)=0.15
Thus,
which expressed as a percentage is:
Therefore, the probability is:
60%