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231295 Questions
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1058
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help please
A cone frustum has height 2 and the radii of its bases are 1 and 2.5. What is the lateral area of the frustrum
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Guest
Feb 16, 2020
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794
5
help
How many pairs of positive integers (m,n) satisfy m2 + n < 22?
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Guest
Feb 16, 2020
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576
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sum and product
sum=9 product=-10
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Guest
Feb 16, 2020
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723
1
help
The interior angles of a convex nonagon have degree measures that are integers in arithmetic sequence. What is the smallest angle possible in this nonagon?
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Guest
Feb 16, 2020
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593
2
help
Find the value of k so that
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Guest
Feb 16, 2020
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544
1
need help on this
AB and CD are two parallel chords of a circle such that AB = 24 cm and CD= 10 cm. If the radius of the circle is 13 cm , find the distance between the chords.
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Guest
Feb 16, 2020
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737
4
help
What is the largest integer n such that 3n is a factor of 1 x 3 x 5 x... x 97 x 99?
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Guest
Feb 16, 2020
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1286
1
help
Assume that when adults with smartphones are randomly selected, 61% use them in meetings or classes. If 8 adult smartphone users are randomly selected, find the probability that exactly 3 of them use their smartphones in meetings or classes
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Guest
Feb 16, 2020
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2417
1
help
The sum of the measures of the angles of a triangle is 180. The sum of the measures of the second and third angles is five times the measure of the first angle. The third angle is 14 more than the second. Let x, y, and z represent the measures of the first,
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Guest
Feb 16, 2020
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1019
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+308
help
The stem-and-leaf plot shows the number of minutes and seconds of one ride on each of the 17 top-rated roller coasters in the world. In the stem-and-leaf plot, 2 20 represents 2 minutes, 20 seconds, which is the same as 140 seconds. What is the median of
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notsmart2.0
Feb 16, 2020
-2
728
8
help
What is the largest integer n such that 3n is a factor of 1 x 3 x 5 x... x 97 x 99?
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Guest
Feb 16, 2020
0
911
5
help
Amy was born on a Tuesday. What is the probability that exactly two of her three best friends were also born on Tuesday? Express your answer as a common fraction.
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Guest
Feb 16, 2020
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788
1
help
Assume that when adults with smartphones are randomly selected, 39% use them in meetings or classes. If 9 adult smartphone users are randomly selected, find the probability that exactly 7 of them use their smartphones in meetings or classes
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Guest
Feb 16, 2020
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412
2
Help!
A number is called swappy if it is not a palindrome, but swapping two of its digits produces a six-digit palindrome. For example, the number 813381 is swappy, because we can swap the last two digits to get 813318, which is a palindrome.
How
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Guest
Feb 16, 2020
0
606
3
Help Quick Please!
A bag contains 4 red marbles, 5 yellow marbles, and 6 blue marbles. Three marbles are to be picked out randomly (without replacement). What is the probability that exactly two of them have the same color?
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Guest
Feb 16, 2020
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484
1
help
An executive drove from home at an average speed of 40 mph to an airport where a helicopter was waiting. The executive boarded the helicopter and flew to the corporate offices at an average speed of 80 mph. The entire distance was 200 mi. The entire trip
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Guest
Feb 16, 2020
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637
1
PLS HELP!!!
1.Our basketball team has finished 75% of its season, during which we won 40% of the games we played. What percent of the remainder of our games must we win in order to finish the season with the same number of wins as losses?
2.Jim,
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Guest
Feb 16, 2020
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583
1
help
If you buy 7 hamburgers and 3 slices of pizza from the Sizzler, you get Sl in change back from a
$20 bill. If you buy 8 hamburgers and 2 slices of pizza, you get $0.50 back from a $20 bill. Find
the price of a hamburger and the price of a slice of
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Guest
Feb 16, 2020
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643
3
help
Determine the value of the infinite product Enter your answer in the form "\sqrt[a]{b}", which stands for
Thanks for your time! :)
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Guest
Feb 16, 2020
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