IM Grade 7 Unit 5 Quiz 3
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Last updated almost 2 years ago
5 questions
2
Will the sign of the product of two negative numbers be negative or positive? Explain your answer.
Will the sign of the product of two negative numbers be negative or positive? Explain your answer.
2
The high temperatures in Weston for 7 consecutive days were −14°C, −10° C, −3°C, 6°C, 8°C, −4°C, and −11°C. What was the average high temperature for the 7 days?
The high temperatures in Weston for 7 consecutive days were −14°C, −10° C, −3°C, 6°C, 8°C, −4°C, and −11°C. What was the average high temperature for the 7 days?
4
Match the expression with its correct value.
Match the expression with its correct value.
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1
A submarine is descending to examine the seafloor 2,100 feet below the surface. It takes the submarine 2 hours to make this descent. Write an equation to represent the relationship between the submarine's elevation and time.
A submarine is descending to examine the seafloor 2,100 feet below the surface. It takes the submarine 2 hours to make this descent. Write an equation to represent the relationship between the submarine's elevation and time.
1
Another submarine’s descent can be represented as y = -240x, where "y" is the elevation and "x" is time in hours. How long will it take this submarine to make the descent? (Note: the total elevation/depth is same as previous problem, 2100 ft.)
Another submarine’s descent can be represented as y = -240x, where "y" is the elevation and "x" is time in hours. How long will it take this submarine to make the descent? (Note: the total elevation/depth is same as previous problem, 2100 ft.)