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iogann1982 [59]

2 years ago

9

A university has 33,660 students. In a random sample of 180 students, 12 speak three or more languages. Predict the number of st

udents at the university who speak three or more languages.

1 answer:

mart [117]2 years ago

5 0

Answer:

2244

Step-by-step explanation:

Divide 33660 by 180, Then when you get your quotient multiply that by 12 , which gives you 2244

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Please help me please help me

Lostsunrise [7]

Answer:

largest 4 digit number × largest 3 digit number

=9999 × 999

(10000-1)×(1000-1) = (a-b)(c-b)= ac-ab-bc+b^2

10000000-10000-1000+1 = 9989001

4 0

2 years ago

Jeremiah ran 5.6 miles every day for<br> 2 weeks. How many miles did he run<br> in all?

chubhunter [2.5K]

Answer:

78.4 miles

Step-by-step explanation:

Since there are 14 days in two weeks, you multiply 5.6 miles times 14 days to get 78.4 miles in total since 5.6 is how much he ran every DAY

3 0

2 years ago

200 labourers need 50 days to construct a road of 4 km long. How many labourers are needed to construct 8 km long in 80 days

patriot [66]

Answer:

250

Step-by-step explanation:

Number of labourers * Number of days worked = Total number of working days

Total number of working days to construct a 4km long road: $200*50=10000$

Total mumber of working days to construct a 8km long road: $10000*2=20000$

Labourers: 20000 ÷ 80 = 250.

250 labourers are required.

7 0

2 years ago

astra-53 [7]

Answer: 1

Step-by-step explanation:

4 0

3 years ago

What expression is equivalent to <br> 14<br> −<br> 17<br> ?

DENIUS [597]

answer:

32

Step-by-step explanation:

4 0

3 years ago