IM Grade 7 Unit 5 Quiz 3

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.

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?

4

Match the expression with its correct value.

Draggable itemCorresponding Item
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.

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.)