the width of a rectangular picture is 7 in less than the length. the area of the picture is 98in 2 what is the length and width
1 answer:
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Answer:
a) 8 pounds.
b) [26,42]
c)
d) Weight above 42 pounds, so she cannot.
Step-by-step explanation:
a. What is the margin of error?
Within 8 pounds, so margin of error of 8 pounds.
b. Express the acceptable weights as an interval.
34 - 8 = 26
34 + 8 = 42
[26,42]
c. Write an expression in the format to represent the interval.
d. Sally weighs 44 pounds. Can she play in the bounce house?
Weight above 42 pounds, so she cannot.
Answer:
The probability that the child must wait between 6 and 9 minutes on the bus stop on a given morning is 0.148.
Step-by-step explanation:
Let the random variable <em>X</em> represent the time a child spends waiting at for the bus as a school bus stop.
The random variable <em>X</em> is exponentially distributed with mean 7 minutes.
Then the parameter of the distribution is,.
The probability density function of <em>X</em> is:
Compute the probability that the child must wait between 6 and 9 minutes on the bus stop on a given morning as follows:
Thus, the probability that the child must wait between 6 and 9 minutes on the bus stop on a given morning is 0.148.
Answer:
cans extra food is needed to feed the second cat.
Step-by-step explanation:
Given:
When chad had one cat he needed to serve 1/5 of a can of cat food each day. Now that chad adopted a second cat he needs to serve a total of 11/2 cans each day.
Now, to find the extra food is needed to feed the second cat.
Food needed for one cat =
Food needed for both one and second cat needed =
Now, extra food needed to feed the second cat:
<u><em>Food needed for both one and second cat needed - food needed for one cat.</em></u>
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Therefore, extra food is needed to feed the second cat.
Answer: Width of canvas = 9 inches
Area left for painting after painting the border = 70 square inches.
Explanation :
Since we have given that
Area of painting = 108 square inches
Length of canvas = 12 inches
As we know that
So, breadth of canvas = 9 inches .
Now, Chloe paints a 1 inch wide blue border on the canvas.
Hence, remaining area = 70 square inches .
