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Kisachek [45]
3 years ago
11

- (A) The following data was received from the Student Affairs Unit of the University

Mathematics
1 answer:
ladessa [460]3 years ago
5 0

Answer: i) 30 students for chemistry

ii) 21 students for only one subject

iii) 61 students

Step-by-step explanation: from the question we got 30 students registered for chemistry. number students only for biology = (27-18) = 9

number of students only for chemistry = (30-18) = 12

number of student registered for only one subject = (12+9)= 21

number of students registered for neither two subjects = {100-(9+12+18)} = 61

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seropon [69]

Answer:

The elevator stops on the 19th floor.

Step-by-step explanation:

On the 16th floor, goes up 12 floors:

16 + 12 = 28

On the 28th floor, goes down 7 floors:

28 - 7 = 21

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21 + 3 = 24

On the 24th floor, goes down 5 floors:

24 - 5 = 19

6 0
3 years ago
help with this please
Ierofanga [76]

Answer:

see explanation

Step-by-step explanation:

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7 0
3 years ago
If the area is 204 feet and the height is 10.2 feet what is the length and perimeters
Strike441 [17]
Divide 204 to 10.2 or add and then u can get your final answer, you can also multiple.
6 0
2 years ago
C 80 km 39 km What is the length of the hypotenuse?​
Tresset [83]

Answer:

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Step-by-step explanation:

a^2+b^2=c^2

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5 0
3 years ago
Please solve the word problem.
patriot [66]

Answer:

Olga

Step-by-step explanation:

To calculate average speed we can compare their hourly rate

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Jason ran 7.5km in 2 hours which is equal to <em>3.75km an hour</em>

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3 years ago
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