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soldier1979 [14.2K]
3 years ago
8

Write numbers in standard form.

Mathematics
1 answer:
Dennis_Churaev [7]3 years ago
3 0
5.
8.5 \times  {10}^{ - 8}   = \\  =  8.5 \times  \frac{1}{{10}^{8} }  =  \\  =  \frac{8.5}{100000000}  =  \\  = 0.000000085
6.
5.19 \times  {10}^{6}  =  \\  =5.19 \times 1000000 =  \\  =  5190000
7.not visible
8.
4.002 \times  {10}^{ - 3}  =  \\  = 4.002 \times  \frac{1}{ {10}^{3} }  =  \\  = \frac{4.002}{1000}  =  \\  = 0.004002
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Please help
klio [65]

Answer:

The probability that a student taking only math will get picked is approximately 29%

Step-by-step explanation: This is because out of the total number of students taking math (95), 52 of such students are also taking science. In order to get the number of students only taking math you have to do 95-52=43 and to put that against the amount of total students the ratio would be 43:147 or 42/147 and if you plug 42/147 into a calculator you will recieve a long decimal that you can then round to 29%.

6 0
2 years ago
The lifespan of a monarch butterfly is about 9 months. Assuming a 30-day month, how many minutes old is the butterfly?
Artyom0805 [142]

Answer:

So 9 months is 273 days and 394200 minutes so if the butterfly spends  30 days means one month so it is 43800 minutes old .

hope it gonna help you.

Step-by-step explanation:

6 0
2 years ago
Explain how to find 27% of 16 using multiplication by
just olya [345]

Answer:

4.32

Step-by-step explanation:

You can multiply 16 by 0.27 to get the answer.

16*0.27=4.32

You can check your work with estimation because 27% is about 1/4 of the number, and just by looking at the number, 4 is 1/4 of the number.

6 0
2 years ago
Read 2 more answers
a cube has sides with the following number: 3,3,6,9,,7,8. what is the probability of getting a factor of 9 when rolled?
muminat

Answer:

The probability of rolling a factor of 9 is 1/2, or 50%.

Step-by-step explanation:

The number 9's factors are 1, 3, and 9. Three of the six sides of the cube have a factor of 9. Therefore 3/6 of the sides are factors of nine.

Simplify 3/6 to 1/2 to get a probability of 50%.

5 0
2 years ago
Alessdaiwastaken pls answer this
konstantin123 [22]

Answer:

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5 0
3 years ago
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