вторник, 29 ноября 2016 г.

Test 3. Dividing fractions

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

Dividing fractions

 1. Work out
 а4/3;      b5/4;     
 c1/4;      d)  3/4.

 2. Work out
 а)  18/35;      b16/35;     
 c22/35;      d19/35.

 3. Work out
 а9/20;      b3/40;     
 c)  7/40;      d9/40.

 4. Lela made a stack of nickels that is 57/8 inches tall. Each nickel is 1/16 inches tall. How many coins are in the stack?

 а) 88 ;      b96;      
 c)  94;      d92.

 5. Lela has blocks that are 13/8 inches tall, and with her blocks she made a stack that is 205/8 inches tall. How many blocks are in the stack?

 а)  15;      b13;     
 c9;        d18.

 6. Lela used cookies that are 7/16 inches tall to make a stack of cookies that is 95/8 inches tall. How many cooking are in the stack?

 а17;      b19;     
 c24;      d)  22.

 7. Lela made a stack of cups that measures 405/8 inches tall. Each cup is 31/8 inches tall. How many cups are in the stack?

 а11;      b)  13;     
 c16;      d14.

 8. Lela made a stack of sugar cubes measuring 211/4 inches from sugar cubes that are each 5/8 inches tall. How many sugar cubes are in the stack?

 а38;      b26;     
 c)  34;      d32.

 9. Lela used magnets that are 5/16 inches tall to make a stack of magnets that is 171/2 inches tall. How many magnets are in the stack?

 а)  56;      b58;     
 c44;      d52.

10. A recipe for a cake uses 2/3 of a pound of sugar. How many cakes can be made from 6 pounds of sugar?

 а12;      b9;     
 c3;        d)  9.

11. A farmer has 371/2 kg of potatoes. He packs them into 21/2 kg bags. How many bags of potatoes will the farmer have?

 а17;      b)  15;     
 c9;        d13.

12.  1/2 of the photos on Delia’s digital camera are of friends and family members. 1/5 of those photos are of her best friend Aisha. What fraction of the total number of photos on Delia’s camera is of Aisha? 

 а)  1/10;      b1/5;     
 c1/2;        d1/7.

Test 2. Dividing fractions

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

Dividing fractions

 1. Work out
 а6;      b10;     
 c)  4;      d5.

 2. Work out
 а)  63/7;      b55/7;     
 c65/7;      d53/7.

 3. Work out
 а23/32;      b19/32;     
 c)  21/32;      d15/32.

 4. Work out
 а11/20;      b21/20;     
 c13/20;      d)  23/20.

 5. Work out
 а43/4;      b)  51/4;     
 c41/4;      d53/4.

 6. Work out
 а)  161/100;      b61/100;     
 c11/10;         d1/10.

 7. Work out
 а3/7;      b1/7;     
 c)  4/7;      d5/7.

 8. Work out
 а47/102;      b47/106;     
 c49/102;      d)  49/106.

 9. Work out
 а123/5;      b)  111/5;     
 c121/5;      d113/5.

10. Work out
 а23/17;      b33/17;     
 c)  22/17;      d32/17.

11. Work out
 а21/5;      b11/5;     
 c23/5;      d)  13/5.

12. Work out
 а)  213/14;      b113/14;     
 c211/14;      d111/14.