END Module 2 TEST

Last updated about 5 years ago
5 questions
4

1. Click on "Show your Work" to complete the problem.
Paul is moving to Australia. The total weight of his 4 suitcases is shown on the scale to the right. On a number line, round the total weight to the nearest 100 kilograms.

4

2. Click on "Show your Work" to complete the problem.
Paul buys snacks for his flight. He compares cashews to yogurt raisins. The cashews weigh 205 grams, and the yogurt raisins weigh 186 grams. What is the difference between the weight of the cashews and yogurt raisins?

4

3. Click on "Show your Work" to complete the problems.
The clock to the right shows what time it is now.
a. Estimate the time to the nearest 10 minutes.
b. The clock to the right show Paul’s departure time. Estimate the time to the nearest 10 minutes.
c. Use your answers from Parts (a) and (b) to estimate how long Paul has before his flight leaves.

4

4. Click on "Show your Work" to complete the problems.

A large airplane uses about 256 liters of fuel every minute. a. Round to the nearest ten liters to estimate how many liters of fuel get used every minute.
b. Use your estimate to find about how many liters of fuel are used every 2 minutes.
c. Calculate precisely how many liters of fuel are used every 2 minutes.
d. Draw a tape diagram to find the difference between your estimate and the precise calculation.

4

5. Click on "Show your Work" to complete the problems.

Baggage handlers lift heavy luggage into the plane. The weight of one bag is shown on the scale to the right.
a. One baggage handler lifts 3 bags of the same weight. Round to estimate the total weight he lifts. Then, calculate exactly.
b. Another baggage handler lifts luggage that weighs a total of 200 kilograms. Write and solve an equation to show how much more weight he lifts than the first handler in Part (a).
c. The baggage handlers load luggage for 18 minutes. If they start at 10:25 p.m., what time do they finish?
d. One baggage handler drinks the amount of water shown below every day at work. How many liters of water does he drink during all 7 days of the week?