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kherson [118]
3 years ago
6

Please help me i cannot understand these Questions

Mathematics
1 answer:
elixir [45]3 years ago
6 0
Where are the questions
You might be interested in
A city spent about 1/4 of its budget on buildings and maintenance, which was about 1/8 of the total budget less than it spent on
Yuliya22 [10]

Answer:

1/8 of the budget was left for other expenses.

Step-by-step explanation:

1/4 of the budget - buildings and maintenance.

Administrative personnel :  1/4 + 1/8 = 2/8 + 1/8 = 3/8 of the budget.

Therefore:

3/8 of the budget - administrative personnel.

Public safety :  3/8 - 1/8 = 2/8 = 1/4 of the budget.

For other expenses :

1 - ( 1/4 + 3/8 + 1/4 ) = 1 - ( 2/8 + 3/8 + 2/8 ) 1 - 7/8 = 1/8

Finally, 1/8 of the total budget was for the other expenses.

6 0
3 years ago
If the sixth term of a sequence is 128 and the common ratio is 2, then what is the first term?
Lady bird [3.3K]
Geometric progresión:
we can calculate any term, using this rule:
 
an=a₁*r^(n-1)
a₁=the first term
r=the common ratio


a₆=128
r=2

an=a₁ * r^(n-1)
128=a₁ * 2⁶⁻¹
128=a₁ * 2⁵
128=a₁ * 32
a₁=128/32=4

Solution: a₁=4
3 0
3 years ago
Mrs Watson runs a distance of 200 metres in 25 seconds work out the average speed of miss Watson in metres per second
natima [27]
8 meters per second. You get this by dividing the amount of meters by the amount of seconds. 200/25=8.
5 0
4 years ago
Read 2 more answers
What is the discount and sale price of a $300 item that has been discounted 10%? 
Ede4ka [16]
10% = 0.10

300 x 0.10 = 30
discount = $30

sale price = 300 - 30 = $270
5 0
4 years ago
Read 2 more answers
BRAINLIEST! what are the next 2 terms in the geometric sequence?<br> a1=2,r=-3
LenKa [72]

Answer:

The next two terms after a1 is

-6 and then 18

Step-by-step explanation:

Geometric sequence means your pattern for the terms is multiplication by the same number.

So a1 is the first term and r is your common ratio.

The common ratio is what you are multiplying by each time to figure out the next term.

So the geometric sequence goes like this:

a1 ,  a1*r , (a1*r)*r or a1*r^2 , a1*r^3 ,....

So anyways you have

first term a1=2

second term a2=2(-3)=-6

third term a3=-6(-3)=18

And so on...

8 0
3 years ago
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