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bogdanovich [222]
2 years ago
9

Please evaluate this expression 8.524 x 0.71 PLEASE SHOW YOUR WORK!!

Mathematics
2 answers:
Licemer1 [7]2 years ago
5 0

Answer:

I have put an image i made. answer - 6.05204

Step-by-step explanation:

pls mark me brainliest :))

       8 .5 2 4

×           .7 1

+       8 5 2 4

+   5 9 6 6 8  

______________________________

=  6 .0 5 2 0 4

Anestetic [448]2 years ago
4 0

Answer:

6.05204

Step-by-step explanation:

you take 8.524 to decimal and then multiply it by 0.71 decimal and then round your final answer to the nearest tens place which would be 6.1

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A farmer sells 8.7 kilograms of pears and apples at the farmer's market. 2 5 of this weight is pears, and the rest is apples. Ho
Ivenika [448]

Answer: 5.22kg

Step-by-step explanation:

From the question, a farmer sells 8.7 kilograms of pears and apples at the market. Of the pears and apples sold, 2/5 of this weight is pears, and the rest is apples. To calculate the kilograms of apple sold goes thus:

Total kilograms sold = 8.7kg

Fraction of pears weight = 2/5

Pears kilograms sold = 2/5 × 8.7

= 0.4 × 8.7

= 3.48kg

Since the kilograms of pears sold is , 3.48kg, to get the kilograms of apple sold, we subtract 3.48kg from 8.7kg. This will be:

= 8.7kg - 3.48kg

= 5.22kg

8 0
3 years ago
H(x)=2x;find h(7) please help​
bearhunter [10]
2? bc if x=7 then it equals 2(7) which is 14 sooo i believe either 7 or 2
5 0
2 years ago
Read 2 more answers
3.7 (negative 83 x minus 3) = 3.7 (7 x minus 30)
kirill [66]

Answer:

x=  3 over 10 =0.300

Step-by-step explanation:

Hope this helps!

3 0
2 years ago
A company wants to collect opinions on employee working conditions. Which group of individuals would be the best choice for a ra
makvit [3.9K]

Answer: B

Step-by-step explanation:

3 0
3 years ago
Air containing 0.04% carbon dioxide is pumped into a room whose volume is 6000 ft3. The air is pumped in at a rate of 2000 ft3/m
borishaifa [10]

Answer:

the concentration at 10 minutes= 0.4+0.0133= 0.4133%

Step-by-step explanation:

Air containing 0.04% carbon dioxide

V, volume of room is 6000 ft3.

Q, rate of air 2000 ft3/min,

initial concentration of 0.4% carbon dioxide,

determine the subsequent amount in the room at any time.

What is the concentration at 10 minutes?

firstly, we find the time taken for air to completely filled the room

Q = V/t

t = V/Q = 6000/2000 = 3min

so, its take 3mins for air to be completely filled in the room and for exhaust air to move out.

there is  an initial concentration of 0.4% carbon dioxide, and the air pump in is 0.04%.

therefore,

3mins = 0.04% of CO2

3*60 =180sec = 0.04%

1sec = 0.04/180 = 0.00022%/sec

so at any time the concentration of CO2 is 0.4 + 0.00022 =0.40022%/sec

What is the concentration at 10 minute

the concentration at 10minutes = the concentration for 1minute because at every minutes, the concentration moves in is moves out. = concentration for 2000ft3.

for 0.04% = 6000ft3

   ?          = 2000ft3

              = 2000* 0.04)/6000 =0.0133%

the concentration at 10 minutes= 0.4+0.0133= 0.4133%

4 0
3 years ago
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