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Andrew [12]
3 years ago
10

If 25% of a number is 20, what is 60% of the number

Mathematics
2 answers:
Sergeeva-Olga [200]3 years ago
8 0
Set up a proportion, 20 over 25% and x over 60% a
Iteru [2.4K]3 years ago
7 0

Set up a proportion, 20 over 25% and x over 60% and the answer is 48

You might be interested in
Solve the proportion. 15. 7/11 = 18/x+1
xxMikexx [17]

7/11 = 18/x+1

7x + 7 = 198

7x = 198 - 7

7x = 191

x = 191/7

x = 27.28

8 0
3 years ago
What is the scale factor of triangle ABC to triangle DEF?
erastova [34]

Answer:

option B

6

Step-by-step explanation:

Given in the diagram two triangles ABC and DEF,

length of the side AB = 2

length of the side DE = 12

Scale factor of triangle ABC to triangle DEF, is the scale factor of side AB to DE

AB : DE

2   :  12

1    :  12/2

1    :   6

this means triangle DEF is 6 times larger than triangle ABC

or

triangle ABC is 1/6 of triangle DEF

 

       

               

5 0
3 years ago
The base of a parallelogram with area 154.5 cm² and height 15 cm is
Iteru [2.4K]

Answer:

  • ▶ (c) <u>10.3</u> cm

Step-by-step explanation:

\space

A = b × h

=> 154.5 = b × 15

=> b = \sf{\frac{154.5}{15} }

=> 10.3 cm

\space

Hope it helps!

<u>Have</u><u> </u><u>a</u><u> </u><u>great</u><u> </u><u>day</u><u>!</u><u> </u>:)

8 0
2 years ago
Suppose odd numbers 1, 3, 5 with probability C and on each of the even numbers with probability 2C.
posledela

Answer:

Step-by-step explanation:

a) Odd numbers if n then even numbers also n

Total prob = 1 gives 3c=1

c=1/3

b) X=1, if even and

    0, if odd

Y =1, if x >3 and

  =0 otherwise

xy can take values as 0 or 1

xy =1 if x even and y is greater than 3, or favorable outcomes are

4, 6.

xy= 1 if die shows 4 or 6

  =0 if otherwise

Prob (xy) = 1/3, for xy =1 and

               = 2/3 for xy =0

This is binomial since each trial is independent.

If 12 tosses are made then if we have binomial proba

with n =12 and p = 1/3 for success

7 0
3 years ago
Whats the answer to this question plz work it out
IrinaVladis [17]
This is very easy. 5 - 1 is 4. Take one away to reserve for the fraction. 9 - 4 = 5. 1 = 6/6. 6/6 = 4/6 is 2/6 or 1/3. It is 5 2/6 or 5 1/3
6 0
3 years ago
Read 2 more answers
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