1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
nirvana33 [79]
3 years ago
11

Please help. This question is on geometric sequences

Mathematics
1 answer:
Lyrx [107]3 years ago
4 0

Answer:

13.89 to 2 dec places.

Step-by-step explanation:

a7 / a5 = r^2   where r is the common ratio.

So 3/5 = r^2

r^2 = 0.6

r = +√0.6

r = 0.7746.

The first term is a5 / r^4

= 5 / (0.7746)^4

= 13.89.

You might be interested in
The number of hours per week that the television is turned on is determined for each family in a sample. The mean of the data is
katovenus [111]

Answer:

200\ families

Step-by-step explanation:

Already, we are given 12% of our sample size as 24.

To find the sample size, we equate to find 100%.

Let sample size be denoted by t

If\  12\%=24\\100\%=t\\t=\frac{100\%\times24}{12\%}\\=200

Hence, the sample has 200 families.

7 0
3 years ago
Write an equation perpendicular to y=5/2x-3 and through (4,2).
vitfil [10]
Y=-4/2x-3 that should be a correct answer
6 0
3 years ago
1. 26% of students at a school own a dog, 22% own a cat and 6% own both. What proportion of
jekas [21]
I believe the answer is 42 % which would be .42
6 0
3 years ago
Mr. Cipalla bought 5 pounds of clay for an art project. He paid $35.35 for clay. What is the unit price per pound of the clay he
Marrrta [24]

Answer:

$7.07

Step-by-step explanation:

35.35/5=7.07

3 0
2 years ago
Which number line represents the solution to 2.5 – 1.2x < 6.5 – 3.2x?
tensa zangetsu [6.8K]
<span>2.5 – 1.2x < 6.5 – 3.2x

-1.2x + 3.2x < 6.5 - 2.5

3.2x - 1.2x < 4

2x < 4

x < 4/2

x < 2</span>
3 0
3 years ago
Read 2 more answers
Other questions:
  • If sec a = 5/4 and a is an angle in quadrant iv find the value of cos a
    15·1 answer
  • Can someone help me with this question?
    9·2 answers
  • at noon it was -18 °F in Billings MT At the some time it was 32 °F in mesa AZ how much warmer was mesa than billings at noon​
    9·1 answer
  • Find the measure of the indicated angle
    13·1 answer
  • What percent of the shaded checker board squares have pieces?
    15·1 answer
  • What is the product?
    14·1 answer
  • URGENT CLICK TO SEE LINKS WILL GET REPORTED
    5·1 answer
  • X2+5xy+6y2 challenge question
    15·1 answer
  • Did I do this right? If pls tell me how to fix it. <br><br> Pls, look at the attachment.
    8·1 answer
  • What interval in which both f(x)and g(x) are positive?<br> Or <br> (-infinity,-2) U(-2,-infinity)
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!