3 years ago

Which of the following items are allowed in a class 5 clean room:

1 answer:

5 0

I would assume B and C, as clean rooms are sanitary environments; refrigerators harbor germs, and cardboard cannot be properly disinfected.

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Help me please with this<br> Simplify.<br><br> 5a-12a

Oduvanchick [21]

It helps to imagine the variable a sort of as a unit. Like with 5 minus 12 lemons, it has no bearings on the addition/subtraction here.

Factor out a and subtract.

$5a-12a \\ (5-12)a \\ \boxed{-7a}$

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3 years ago

Chad is planting a plant that is 4 inches tall. He wants the hole he is digging to be as deep as the plant is tall. What integer

Arturiano [62]

Answer:

-4 in

Step-by-step explanation:

4 inches underground, assuming that ground level is 0, is negative four inches.

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3 years ago

The mean height of women in a country (ages 20-29) is 63.9 inches. A random sample of 65 women in this age group is selected. Wh

anzhelika [568]

Answer: The mean height of women in a country ages 20 29

The mean height of women in a country (ages 20-29) is 63.7 inches.

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3 years ago

Henry bought a package of cough drops for $3.79. He gave the clerk a $5 bill. How much change should he receive?

Alenkasestr [34]

Answer:

$1.21 he will recieve

Step-by-step explanation:

7 0

3 years ago

Read 2 more answers

Help please thank you

jek_recluse [69]

Answer:

the answer 1.5 if you want to know the answer see what the pattern is

4.5 - 3 = 1.5

so its going up by 1.5 :D

7 0

3 years ago