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aniked [119]
3 years ago
14

What is the sum of 2/5 and 2/4 ?

Mathematics
2 answers:
netineya [11]3 years ago
4 0
2/5 + 2/4 = 8/20 + 10/20 = 18/20 = 9/10
Reika [66]3 years ago
3 0
If you do 2/4 + 2/5 the answer would be 9/10.
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Jessie uses 8.2 pints of white paint and blue paint to paint her bedroom walls. 3 4 of this amount is white paint, and the rest
lakkis [162]

Answer:

the answer is 4.8

Step-by-step explanation: i had this on a test and i got it right

6 0
3 years ago
Read 2 more answers
Tell whether the sequence is arithmetic. Justify your answer. If the sequence is arithmetic, write a recursive
navik [9.2K]

Answer:

The explicit formula

a_n = 3 +0.25 (n-1)

The recursive formula

a_1 = 3                            for n=1

a_n = a_ {(n-1)} +0.25     if n>1

Step-by-step explanation:

If a sequence is arithmetical then the difference between any of its consecutive terms will be constant

3, 3.25, 3.5, 3.75,

3.25-3 = 0.25\\\\3.5-3.25 = 0.25\\\\3.75 -3.5 = 0.25

The difference between the consecutive terms remains constant so the sequence is arithmetic.

The explicit formula for an arithmetic sequence is:

a_n = a_1 + d (n-1)

Where d is the constant difference between the terms.

d = 0.25

a_1 is the first term of the sequence.

a_1 = 3

So

a_n = 3 +0.25 (n-1)

Finally, the recursive formula is:

a_1 = 3\\\\a_n = a_ {(n-1)} +0.25

8 0
3 years ago
What kind of triangle is abc. Select all that apply. Geometry
pshichka [43]

Answer:

Right, Isosceles

Step-by-step explanation:

The side lengths of this triangle : 2√8 2√5 2√5

Scalane triangle has all side lengths in different measure but in this triangle we have two side lengths equal

Right triangle has a right angle with 90° and the square measure of hypotenuse is equal to sum of the square length of two side lengths in this triangle since 2√5 + 2√5 = 2√8 we can say that this is a right triangle.

Isosceles triangle are triangles with two side lengths equal to each other

Equilateral triangles are triangles with all side lengths equal to each other but we know one of the side length in this triangle is different

so the answer is Right and Isosceles.

6 0
3 years ago
Event A has a 0.3 probability of occuring and event B has a 0.4 probability of occuring. A and B are independent events. What is
GarryVolchara [31]
When you say either, you add both A and B
0.3+0.4=0.7
Your answer is 0.70 which means 70%
4 0
4 years ago
Read 2 more answers
Your cousin renews his apartment lease and pays a new monthly rent. His new rent is calculated by applying a discount of $50 to
nasty-shy [4]

Answer:

  • $1100

Step-by-step explanation:

Let the rent be x

<u>Discounted rent </u>

  • x - $50

<u>Increase applied</u>

  • 10%

<u>Final rent:</u>

  • (x - 50) + 10% = (x - 50)*1.1

<u>We know this is equal to x + 5% = 1.05x, comparing now</u>

  • 1.1(x - 50) = 1.05x
  • 1.1x - 1.05x = 55
  • 0.05x = 55
  • x = 55/0.05
  • x = $1100
6 0
3 years ago
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