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
Marianna [84]
3 years ago
8

The talk-time battery life of a group of cell phone is normally distributed with a mean of 5 hours and a standard deviation of 1

5 minutes. A) What percent of the phones have a battery life of at least 4 hours and 45 minutes?
Mathematics
1 answer:
kiruha [24]3 years ago
6 0

The correct answer is 84%

You might be interested in
What is 2/3 divided by 4/5​
Pani-rosa [81]
That is 0.53 , 53/100
8 0
3 years ago
4. Solve the equation 3x + 2 = 17 using the bar diagram.<br> 17<br> х<br> х<br> Х<br> 2
Zinaida [17]
:
5
:
3x+2=17
-2 -2
3x=15
/3 /3
x=5
5 0
3 years ago
Maria is recording the percentages she earned on each quiz in her math class. Here are her results for the last 7 quizzes.
Paha777 [63]
22 because you take the smallest and largest number and subtract them so you do 81-59=22
4 0
2 years ago
1. Margaret sold shoes for $200. Margaret increases
Alika [10]

Answer:

$400

Step-by-step explanation:

100% of 200 is 200 so combine them to get 400.

3 0
3 years ago
Read 2 more answers
Answer for brainilest and 30 points.
Karo-lina-s [1.5K]

Answer:

Top Right

Step-by-step explanation:

231/pi(3)^2 =8.17

Round down to 8

7 0
2 years ago
Read 2 more answers
Other questions:
  • Profit is equal to the revenue obtained from selling items minus the cost of producing those items, i.e. P(x) = R(x) – C(x) wher
    14·2 answers
  • bob is having a party there are 57 guests he wants to make sure everyone gets slice of cake he wants to pay as little as possibl
    13·1 answer
  • Help...,..........please..............
    10·1 answer
  • If you could find answers to both questions that would be great thx
    14·1 answer
  • Find the midpoint of the line segment whose endpoints are (-2, 5) and (6, -9). (4, -4) (2, -2) (1, -4)
    11·1 answer
  • Jackrabbits are capable of reaching speeds up to 40 miles per hour. How fast is this in feet per second? (Round to the nearest w
    6·1 answer
  • A scalene triangle is obtuse. <br> Determine if the statement is always, sometimes, or never true.
    5·1 answer
  • When solving a mass/particle or particle/mass conversion calculation what piece(s)
    10·1 answer
  • PLEASE help me this is due tomorrow!!
    14·1 answer
  • Choose the best description
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!