Motion Problem Exercise 1

Solve the following motion problems.

1.) A plane is traveling at a rate of 400 kilometers per hour. How many kilometers can it travel in 4.5 hours?

2.) Lance’s house is 3 kilometers away from his school. He goes to school every day using a bicycle. If it takes him 15 minutes to go to school using his bicycle, what is his average speed in km/hr?

3.) The distance between Alma’s house and her office is 8 km. If she leaves her house at 7:00 am and drives her car to the office at an average rate of 40 km per hour, what time will she reach the office?

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Subtraction of Fractions Exercises – Set 2

Find the difference of the following:

1.) \dfrac{9}{11} - \dfrac{7}{11}

2.) \dfrac{10}{21} - \dfrac{3}{21}

3.) \dfrac{40}{15} - \dfrac{10}{15}

4.) 9 \dfrac{3}{10} - \dfrac{7}{10}

5.) \dfrac{1}{2} - \dfrac{1}{5}

6.) 7 - \dfrac{3}{5}

7.) 5 \dfrac{7}{8} - \dfrac{3}{4}

8.) 9 \dfrac{1}{2} - 7 \dfrac{1}{5}

9.) 6 \dfrac{1}{5} - 2 \dfrac{3}{4}

10.) 12 \dfrac{1}{6} - 3 \dfrac{1}{2}

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