Questions by Ed Smith

Questions by Ed Smith

explain how improved commercial practices led to an increased volume of trade and expanded the geographical range of the silk road

asked Mar 19, 2020

1 answer

5 votes

137k views

A machine prints 8 banners in 120 seconds how many seconds does it take to print one Banner

asked Nov 7, 2019

2 answers

5 votes

152k views

When Mrs. Myles gave a test, the scores were normally distributed with a mean of 72 and a standard deviation of 8. This means that 95% of her students scored between which two scores? A) 40 and 100 B)

asked Oct 20, 2019

1 answer

2 votes

33.5k views

A roller coaster has a mass of 275 kg. It sits at the top of a hill with height 85 m. If it drops from this hill, how fast is it going when it reaches the bottom? (Assume there is no air resistance or

asked Jun 22, 2019

2 answers

2 votes

29.3k views

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