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Lesson 10

Last updated over 5 years ago

6 questions

4

1

Question 2

2.

B) What is the distance between the underwater robotic vehicle and the submarine?

1

1

1

18

Question 1

1.

A submarine is searching for underwater features. It is accompanied by a small aircraft and an underwater robotic vehicle.

At one time the aircraft is 200 m above the surface, the submarine is 55 m below the surface, and the underwater robotic vehicle is 227 m below the surface.

A) What is the difference in height between the submarine and the aircraft?

Question 3

3.

A) Clare is cycling at a speed of 12 miles per hour. If she starts at a position chosen as zero, what will her position be after 45 minutes?

Question 4

4.

B) Han is cycling at a speed of -8 miles per hour; if he starts at the same zero point, what will his position be after 45 minutes?

Question 5

5.

C) What will the distance between them be after 45 minutes?

Question 6

6.

Match each expression that is equal to each other

(-1)x15
(-1)x(-3)x(-5)
(-1)x(-3)x(4)
(-1)x(-12)
(-2)x6
(-1) x 12

2x4
2x(-4)
(-1)x(-3)x(-4)
(-2)x(-6)
(-3)x(5)