The number of students that play hockey is 7
The proportion is given as:



The total number of students must be a multiple of 2, 4 and 7 less than 30;
The only multiple of 2, 4 and 7 less than 30 is 28.
The number of students that play hockey is the product of 28 and the proportion that plays hockey.
So, we have:

Multiply

Hence, 7 students play hockey
Read more about common multiples at:
brainly.com/question/290451
Answer:
<h3>The answer is 157.08 mm</h3>
Step-by-step explanation:
Circumference of a circle = πd
where
d is the diameter of the circle
From the question
d = 50 mm
The circumference of the circle is
C = 50π
= 157.07963267949…
We have the final answer as
<h3>157.08 mm</h3>
Hope this helps you
Answer:
40.32
Step-by-step explanation:
112 ÷ 100 = 1.12
1.12 × 36 = 4.032