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forsale [732]
4 years ago
10

In a survey, it was found that 4 out of 10 students have a pair of sunglasses. How many students would you expect to have a pair

of glasses out of a group of 45 students
Mathematics
1 answer:
german4 years ago
7 0

Answer:

18

Step-by-step explanation:

4 out of 10 is 4/10 = 0.4

0.4 of 45 = 0.4 * 45 = 18

Answer: 18

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A lawyer drives from her home, located 15 miles east and 28 miles north of the town courthouse, to her office, located 6 miles w
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Answer:

Step-by-step explanation:

I know the answer is 26 miles but I cannot figure out how they came up with that answer using the distance formula.It looks like you need to find the shortest distance (as the crow flies) between the home and the office.

Use the Pythagorean Theorem.

6^2 + 10^2 = c^2

136 = c^2

11.67 = c

4^2 + 14^2 = c^2

212 = c^2

14.56 = c

11.67 + 14.56 = 26.2 = 26 miles

4 0
3 years ago
A legislative committee is weighing the pros and cons of a clean-air program. If it spends $1 million on the program, the air wi
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B..
After each million spent, it decreased by 50%.. after 1 million +20% after 2 million +10% .. and so on

3 million is a lot for only 5 percent.. imo
4 0
4 years ago
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A clothes dryer having a wattage of 5000 watts is used for 25 hours each month. How many kilowatt hours of electricity does the
taurus [48]

Answer:20000

Step-by-step explanation:

30+1000+4000

5 0
3 years ago
Pls i need HeLp<br><br>13 + 7 to the 2nd power ÷7<br>______________________<br>9 - 20 ÷ 4 +16​
FromTheMoon [43]

Answer:

1

Step-by-step explanation:

By using Order of Operations, or Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction, or (PEMDAS) for short.

4 0
3 years ago
How many yards are equal to 240 feet
HACTEHA [7]
80 yards equal 240 feet
You have to divide 240 by 3 since there are 3 feet in a yard
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