Tia cut a 4- meter 8-centimeter wire into 10 equal pieces. marta cut a 540-centimeter wire into 9 equal pieces. how much longer
1 answer:
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Answer:
Each Children had in their accounts.
Step-by-step explanation:
Given:
Three children each had the same amount of money withdrew from their savings accounts.
One of the children withdrew a quarter of his money and spent it all on a $25 T-shirt
Solution:
Let the total money in the account be x
One of the children withdrew a quarter of his money=
∴ Each Children had in their accounts.
Answer:
(a) N (16, 2.5²)
(b) 0.241
(c) Low: 15.4 years
High: 16.6 years
Step-by-step explanation:
The random variable <em>X</em> is defined as the age at death of a randomly selected indoor cat.
(a)
The distribution of X is:
(b)
Compute the probability that an indoor cat dies when it is between 17.2 and 19.6 years old as follows:
Thus, the probability that an indoor cat dies when it is between 17.2 and 19.6 years old is 0.241.
(c)
Compute the two numbers within which 20% of indoor cats' age of death lies as follows:
The corresponding value of <em>z</em> is, 0.25.
Compute the value of <em>x</em>₁ and <em>x</em>₂ as follows:
Low: <u>15.4</u> years
High: <u>16.6</u> years