понедельник, 28 ноября 2016 г.

Test 3. Multiplying fractions

Before proceeding to the solution of examples and problems be sure to read the theoretical part of the lesson 

Multiplying fractions

 1. Work out
 а)  12;      b16;     
 c14;      d6.

 2. Work out
 а17/15;      b7/15;     
 c18/15;      d)  8/15.

 3. Work out
 а7;      b)  6;     
 c8;      d5.

 4. Keisha also had to write a paper. She decided to writ exactly 21/4  pages each day. How many pages did she write alter 5 days?

 а101/2;      b111/2;     
 c101/4;      d)  111/4.

 5. Mavis sends 11/4 hours on the bus every weekday (Monday through Friday). How many hours is she on the bus each week?

 а73/4;      b)  61/4;     
 c71/4;      d63/4.

 6. If you multiply 6 by a fraction greater than 1. Is your answer greater than or less than 6?

 аless;            b)  ;     
 c)  greater;      d)  .

 7. Malcolm follows the same schedule after school every Monday through Friday. He spends 1/4 hour on the bus to karate class, which lasts 3/4 hour. His mom picks him up and drives him home, which takes 1/3 hour. At home he has his 1/2 - hour- long violin lesson, followed by 2/3 hour of computer time. Then he relaxes with 5/6 hour of television. What is the total amount of time Malcolm spends doing each activity in a five-day period? Riding the bus.

 а)  11/4;      b21/4;     
 c13/4;      d23/4.

 8. Malcolm follows the same schedule after school every Monday through Friday. He spends 1/4 hour on the bus to karate class, which lasts 3/4 hour. His mom picks him up and drives him home, which takes 1/3 hour. At home he has his 1/2 - hour- long violin lesson, followed by 2/3 hour of computer time. Then he relaxes with 5/6 hour of television. What is the total amount of time Malcolm spends doing each activity in a five-day period?  Taking a karate class.

 а31/4;      b23/4;     
 c)  33/4;      d21/4.

 9. Malcolm follows the same schedule after school every Monday through Friday. He spends 1/4 hour on the bus to karate class, which lasts 3/4 hour. His mom picks him up and drives him home, which takes 1/3 hour. At home he has his 1/2 - hour- long violin lesson, followed by 2/3 hour of computer time. Then he relaxes with 5/6 hour of television. What is the total amount of time Malcolm spends doing each activity in a five-day period? Riding the car.

 а)  12/3;      b21/3;     
 c11/3;      d22/3.

10. Malcolm follows the same schedule after school every Monday through Friday. He spends 1/4 hour on the bus to karate class, which lasts ¾ hour. His mom picks him up and drives him home, which takes 1/3 hour. At home he has his 1/2 - hour- long violin lesson, followed by 2/3 hour of computer time. Then he relaxes with 5/6 hour of television. What is the total amount of time Malcolm spends doing each activity in a five-day period? Taking a violin lesson.

 а3 1/4;      b2 1/4;     
 c3 1/2;      d)  2 1/2.

11. Malcolm follows the same schedule after school every Monday through Friday. He spends 1/4 hour on the bus to karate class, which lasts 3/4 hour. His mom picks him up and drives him home, which takes 1/3 hour. At home he has his 1/2 - hour- long violin lesson, followed by 2/3 hour of computer time. Then he relaxes with 5/6 hour of television. What is the total amount of time Malcolm spends doing each activity in a five-day period? Using the computer.  

 а41/3;      b)  31/3;     
 c42/3;      d32/3.

12. Malcolm follows the same schedule after school every Monday through Friday. He spends 1/4 hour on the bus to karate class, which lasts 3/4 hour. His mom picks him up and drives him home, which takes 1/3 hour. At home he has his 1/2 - hour- long violin lesson, followed by 2/3 hour of computer time. Then he relaxes with 5/6 hour of television. What is the total amount of time Malcolm spends doing each activity in a five-day period? Watching television.

 а45/6;      b51/6;     
 c)  41/6;      d55/6.

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