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3 years ago

Express the inequality using interval notation.−4≤x≤0

Mathematics

1 answer:

Aleonysh [2.5K]3 years ago

4 0

Answer:

[-4,0]

Step-by-step explanation:

we use closed bracket to show " it includes" and -4 and 0 are included in the solution set

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On a large map 3 cm represents 45 km how many cm are needed to represent 600 kilometres on this map?

Fantom [35]

Answer:

Number of cm= 40 cm

Step-by-step explanation:

Giving the following information:

3 cm equals 45 kilometers

1 cm= 45 /3 = 15km

<u>We need to determine how many centimeters represents 600 km. We will use the following formula:</u>

<u></u>

Number of cm= total km / km per one cm

Number of cm= 600 / 15

Number of cm= 40 cm

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2 years ago

Find the values of x and y.

Papessa [141]

Step-by-step explanation:

x=20

y=100

solution in image

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3 years ago

Officer Brimberry wrote 32 tickets for traffic violations last week, but only 12 tickets this week. What is the percent decrease

kolbaska11 [484]

Answer:

62.5 %

Step-by-step explanation:

you have to subtract 32-12, which equals 20

then divide 20 by the original amount (20/32)

20/32= .625, then you have to multiply to get the final answer...hope this helped!

4 0

2 years ago

At a mortgage company, 60% of calls are answered by an attendant. The remaining 40% of callers leave their phone numbers. Of the

ludmilkaskok [199]

Answer:

24/35, about 69%

Step-by-step explanation:

The data given can be put into a 2-way table (attached). It shows that 0.48 of all calls were answered and resulted in a mortgage application. Altogether, 0.70 of all calls resulted in a mortgage application. Thus the conditional probability of interest is ...

p(spoke to attendant | applied for a mortgage) = p(spoke & applied)/p(applied)

= 0.48/0.70 = 24/35 ≈ 69%

7 0

2 years ago

3x + 2 = -13. Plz help

mote1985 [20]

The answer is -5 hope this helps

3 0

3 years ago

Read 2 more answers