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Questions in Grade Middle-school

[Done] What is the name of the small dot placed between the ones and tenths in a number?

[Done] How can you multiply a mixed number?

[Done] Two cars leave a shop at different times. - The first car travels at 55 mph and leaves at 9:00 am. - The second car leaves one hour later at 75 mph. At what time does the second car catch up with the first?

[Done] 21-26 only please help quickly I need answer quickly

[Done] If [tex]\frac{1}{2} \times 10 = 8 - x[/tex], then [tex]x = \,____[/tex]

[Done] What are some possible results of the rise of the "New South"?

[Done] What was built in 1824 that connected Albany and Buffalo, New York?

[Done] What are the solutions to the equation [tex]y^2 - 1 = 24[/tex]? Choose all answers that are correct.

[Done] What does she need to score on the fifth teat to get exactly a mean of 90?

[Done] How are static electricity and current electricity alike and different?