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Nuetrik [128]
2 years ago
8

Plsss help I need answers by today

Mathematics
1 answer:
pentagon [3]2 years ago
3 0

Answer:

E, A, F

Step-by-step explanation:

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1. 108 identical books have a mass of 30 kg. Find
AURORKA [14]

Answer:

i) around 41.7 kg

ii) 72 books

Step-by-step explanation:

i) if 108 books are 30 kg then how much is the mass for 150? You cross multiply so 150 multiply by 30 and 108 multiply by x (the unknown mass). you will get 4500=108x and then 4500/108 is the unknown mass.

ii) use the same way as above.

8 0
3 years ago
Hi people of earth... I have a question here...
Mekhanik [1.2K]

Hello person who is also from earth :)

6 - -4 = 10


Have a good day!!

8 0
3 years ago
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Xavier has a bag of 20 marbles. 8 are blue, 7 are red, and 5 are green. Xavier pulls out a marble, records what color it is, and
joja [24]

Answer:

0.1

Step-by-step explanation:

chance of pulling out a blue marble can be described as 8 equally probable outcomes (blue marbles) out of 20 equally probable outcomes (all marbles).

Similarly, the chance of pulling out a green marble is 5 out of 20.

In total, we have 8*5 (combinations of blue then green) outcomes out of 20*20 (any two marbles):

8*5 / (20*20) = 40 / 400 = 1/10 = 0.1

6 0
1 year ago
Plz help I will mark you brainlist plz help ​
lakkis [162]

<u><em>Answer</em></u>

<em>1.) 50 mistakes per test</em>

<em>2.) 8 girls per group</em>

<em>3.) 27 pages per hour</em>

<em>4.) $1.30 per banana</em>

<em>5.) $0.50 per pencils</em>

<em>6.) 13 points per game</em>

<em>7.) $1.25 per cup of tea</em>

<em>8.) 65 liters per hour</em>

<em>9.) 25 calls per hour</em>

<em>10.) 35 words per minute</em>

<em>11.) 8 miles per liter of gas</em>

<em>12.) 0.4 eggs per day</em>

<em>13.) $28 per hour</em>

<em>14.) 3.5 miles per hour</em>

<u><em>Step-by-step explanation:</em></u>

<em>*Hope this helped*</em>

<em />

8 0
3 years ago
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Help! how would i work this out??
Alina [70]

Answer:

i can see it

Step-by-step explanation:

6 0
3 years ago
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