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Buying online "brain training games" is like throwing money away. Companies behind the training programs promise to sharpen the mental skills of young people and slow their decline in older people. But
answered
Nov 29, 2023
English
high-school
4
votes
46.2k
views
A washing machine’s two spin cycles are 328 rev/min and 542 rev/min. The diameter of the drum is 0.43 m. a. What is the ratio of the centripetal accelerations for the fast and slow spin cycles? Recall
answered
Nov 11, 2023
Physics
high-school
3
votes
42.5k
views
When do an ice cube and warm soda reach thermal equilibrium?
answered
Aug 25, 2023
Chemistry
college
6
votes
44.0k
views
Which of the following best describes the advancements of the New Stone Age? a. using tools c. using seeds to grow crops b. gathering food d. using fire to cook food
answered
Aug 13, 2023
History
college
4
votes
212k
views
The first shift of GME Corporation produced 2 4 /5 times as many lanterns as the second shift. GME produced 4,940 lanterns in November. How many lanterns did GME produce on each shift?
answered
May 28, 2023
Mathematics
college
4
votes
186k
views
What are the coordinates of vertex C' after rotating the figure 180° about the origin? у 6 BI D 4 2 A А E X o 0 2 4 6 A. (-6,4) B. (4.-6) C. (4,6) D. (-4,-6)
answered
Dec 18, 2022
Mathematics
middle-school
3
votes
156k
views
It is estimated that 3% of the athletes competing in a large tournament are users of an illegal drug to enhance performance. Athletes are tested to see if they are using illegal drugs or not using illegal
answered
Nov 29, 2022
Mathematics
college
8
votes
148k
views
Assuming exponential function has a starting value of 360 and a decay rate of 73% write an equation to model the situation
answered
Nov 29, 2022
Mathematics
high-school
6
votes
92.5k
views
Write 3.777777777 as a mixed number
answered
Sep 19, 2022
Mathematics
college
4
votes
101k
views
Identify the local minimum for the function shown.
answered
Sep 19, 2022
Mathematics
college
2
votes
58.0k
views
A sprinter travels a distance of 200 m in a time of 20.03 seconds. What is the sprinter's average speed rounded to 4 sf?
answered
Aug 9, 2022
Mathematics
college
3
votes
225k
views
Which of the following statements are correct about a country with a high dependency ratio? A. The country would have a well-funded education and health care system B. The working class would have low
answered
Jul 18, 2022
History
high-school
6
votes
193k
views
  Please help this is due today please i really need help it’s due in 4 hours!!! Given parallelogram FGHI determine the missing information Don’t answer with one answer, blank or ridiculous answer please
answered
Jun 7, 2022
Mathematics
college
5
votes
199k
views
1. In a scale drawing of a statue the scale is 1 in. = 1 foot. If the scale drawing is 9 in., how tall is the statue? 12 feet 4.5 feet 9 feet 18 feet4
answered
May 10, 2022
Mathematics
college
6
votes
58.1k
views
What is the domain of the function shown on the graph?
answered
Mar 30, 2022
Mathematics
high-school
1
vote
175k
views
If Kendall walks at a steady pace of 3 mph, how long will it take her to walk 9 mi.? A. 1 hr. B. 2 hr. C. 3 hr. D. 4 hr.
answered
Mar 22, 2022
Mathematics
middle-school
4
votes
5.1k
views
Which of Newton's laws explain why a balloon rocket takes off?
answered
Nov 30, 2021
Biology
middle-school
3
votes
57.3k
views
Though the university was virtually _______ , the pageantry put on for visiting students suggested otherwise.
answered
Oct 19, 2021
Social Studies
high-school
5
votes
136k
views
Leila takes classes at both Westside Community College and Pinewood Community College. At Westside, class fees are $98 per credit hour, and at Pinewood, class fees are $115 per credit hour. Leila is taking
answered
Apr 17, 2021
Mathematics
middle-school
3
votes
202k
views
A triangle is formed by the points A(-2,-3), B(-2, 5), and C (6,-3). What are the coordinates of the midpoints of BC? (1,2) (1, -1/2) (2,3) (2,1)
answered
Jan 30, 2021
Mathematics
middle-school
4
votes
49.4k
views
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