Answer:
1)247 + 211 = 458
2)458 - 211 = 247
Step-by-step explanation:
1. (1.35)x(.42)
1.35
x. .42
________
270
5400
________
.5670
You need to have the total number of decimal places from the original two numbers. 1.35 has two decimal places and .42 has to decimal places you have a total of four decimal places, Which means 5670 is .5670
2. (.22)x(.04)
.22
x. .04
_______
88
00
_______
.0088
you need to have the total number of decimal places from the original Two numbers. So .22 is two decimal places and .04 is two decimal places, so you will need to have for decimal places. That means that the answer 88 needs to be translated into .0088
Answer:
x= -2
Step-by-step explanation:
7x-3=4x-9
3x-3= -9
3x= -6
x= -2
The birth weight of elephants at the 85th percentile is 262.16 pounds
<h3>What is the standard deviation?</h3>
Standard deviation is defined as the amount of variation or the deviation of the numbers from each other.
Given that:-
The average birth weight of elephants is 200 pounds
= 200
The deviation of 60 pounds.
= 60
The birth weight of elephants at the 85th percentile. z = 85%= 1.036
Now from the formula of z-score:-

Hence the birth weight of elephants at the 85th percentile is 262.16 pounds
To know more about standard deviation follow
brainly.com/question/475676
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Answer:
Olá, tudo bem?
Step-by-step explanation:
Meu nome é Ana Kesia, e o seu?
Foi mal, Nn Consegui responder!