mary is the 4th childs nam,e
Answer:
Karen is 71 years old
Step-by-step explanation:
Known
Karen=Jack +35
Frank=1/2 Jack
Jenifer=Frank+17
If Jenifer=35
35=Frank+17
18 = Frank
18=1/2 Jack
36= Jack
Karen= Jack+35=36+35=71
Answer:
15 cm²
Step-by-step explanation:
5 + 1 + 1 = 7
7 × 5 = 35
5 × 1 = 5
5 + 5 + 5 + 5 = 20
35 - 20 = 15
Answer:
225 students scored 65 or better and 75 students scored 88 or better.
Step-by-step explanation:
We are given that The five-number summary for the scores of 300 nursing students are given :
Minimum = 40
Median = 82
Maximum = 100
is the first quartile and is the median of the lower half of the data set. 25% of the numbers in the data set lie below and about 75% lie above .
is the third quartile and is the median of the upper half of the data set. 75% of the numbers in the data set lie below and about 25% lie above
i) .About how many students scored 65 or better?
Since we know that 75% lie above .
So, Number of students scored 65 or better = 
ii)About how many students scored 88 or better?
Since we know that 25% lie above
So, Number of students scored 88 or better = 
Hence 225 students scored 65 or better and 75 students scored 88 or better.
Answer: B. Being around cigarette smokers and developing heart disease .
C. Independent. Being around cigarette smokers does not cause heart disease.
Step-by-step explanation:
Given : A study found that there is no relationship between being around cigarette smokers and developing heart disease.
i.e. The two events here are Being around cigarette smokers and developing heart disease .
Since there is no relationship between the above two events.
Being around cigarette smokers does not cause heart disease.
It means that the two events are not dependent on each other i.e. they are independent.
