a) 3.8-10= -6.2 cm that's you're answer-6.2 cm
b) -6.2+10=16.2 that's you're answer 16.2 cm
The percentage of male students is 37.5%
- There for every five girls there are three boys.
- That is eight students per.
- I took two hundred and divided it by eight to get twenty-five.
- I got twenty five, if you take twenty-five times three you get seventy-five & if you take twenty-five times five you get one hundred twenty-five.
- Add those two products and you'll have your two hundred.
- So, take seventy-five over two hundred to get thirty-seven and a half.
- Divide that by one hundred to get the ratio.
- It comes out to 37.5%
The probability is the ratio of the favorable event to the total number of events. The P(C|Y) is 0.5. Then the correct option is B.
<h3>What is probability?</h3>
Probability means possibility. It deals with the occurrence of a random event. The value of probability can only be from 0 to 1. Its basic meaning is something is likely to happen.
According to the problem, the table is made
X Y Z Total
A 32 10 28 70
B 6 5 25 36
C 18 15 7 40
Total 56 30 60 146
Then the probability of will be
The P(C|Y) is 0.5. Then the correct option is B.
More about the probability link is given below.
brainly.com/question/795909
Answer:
he has 35 students all together
Step-by-step explanation:
15 divided by 3(the girls)=5. 5 x 4(the boys)=20. 20 + 15 =35.
