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3 years ago

6

In a certain region, about 45,000 people are needed to support a fire station. How many fire stations would you expect in a city

of 4 million people?

1 answer:

OverLord2011 [107]3 years ago

6 0

Answer:

89

Step-by-step explanation:

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(8/9)^-2 without an exponent

Ganezh [65]

Answer:

81/64 or 1 17/64

Step-by-step explanation:

A negative exponent means to flip the fraction

(8/9) ^-2

(9/8)^2

81/64

Changing this to a mixed number

1 17/64

8 0

3 years ago

A company made a profit of $75,000 over a period of 6 years on an initial investment of $15,000. What is its annaualized ROI?

alekssr [168]

Annual profit=75,000÷6=12,500

ROI=12,500÷15,000=0.8333×100
=83.33%

5 0

3 years ago

What are the answers

tekilochka [14]

Answer:

x = 1, y = 1

Step-by-step explanation:

Use system of equations to solve for x and y by using substitution

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3 years ago

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Find the sum of the first 40 even positive integers.

Pachacha [2.7K]

Answer:

1640

Step-by-step explanation:

Even, positive integers

2+4+6+8+10+12+14+16+18+20+22+24+26+28+30+32+34+36+38+40+42+44+46+48+50+52+54+56+58+60+62+64+66+68+70+72+74+76+78+80 = 1640

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2 years ago

Wrote 4093cm in Scientific notation

anygoal [31]

Answer:

4.093*10^3

Step-by-step explanation:

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3 years ago