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sweet [91]
3 years ago
7

Answer 3,4,5 to get 15 points.

Mathematics
2 answers:
masha68 [24]3 years ago
8 0

Answer:True, true, true.

Step-by-step explanation:

Alexxandr [17]3 years ago
7 0
The answer is true because
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The weight of each cookie in a batch of a certain type of commercially produced cookie follows an approximately normal distribut
melisa1 [442]

Answer:

Around 34.14% of the cookies are between 11.32 and 11.35 grams.

Step-by-step explanation:

In a normal distribution around 68.28% of the values are around minus one to one standard deviation. In this case we want to know the percentage of values that are between zero and one standard deviation, therefore the percentage of values that are in that range is given by 68.28% / 2 , which is equal to 34.14%.

7 0
3 years ago
At an Italian store the price for T-shirt is 55 euros what is the price in US dollars
Zinaida [17]

Answer:

the current converson rate for euros to dollars is $1 (USD) = 0.91 Euros

so 55 euros would equal about 60.60 USD...

in other words, that better be one nice shirt

Step-by-step explanation:

8 0
3 years ago
Alan has read ​10% of a book. He has 81 more pages to finish. How many pages are there in the​ book?
rewona [7]

Answer:

90

Step-by-step explanation:

100%-10%=90%

90%->81

10%->9

100%->9+81=90

6 0
3 years ago
Suppose for a cookout you need to make 100 hamburgers. YOu know that 2 pounds will make 9 hamburgers. HOw many pounds will you n
Citrus2011 [14]
\bf \begin{array}{ccll}
lbs&burgers\\
\text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\
2&9\\
x&100
\end{array}\implies \cfrac{2}{x}=\cfrac{9}{100}\implies \cfrac{2\cdot 100}{9}=x
8 0
3 years ago
Please help, i will mark you brainiest, thank you!!
SVETLANKA909090 [29]

Answer:

14 yd

Step-by-step explanation:

The cross section is a triangle with a height of 19 and a base of x

Area of a triangle = bh/2

133 = 19x/2

266 = 19x

x = 14

3 0
3 years ago
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