Scroll:Whole Numbers >> Multiplication >> ps (25)

Written Instructions:

For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..

For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.

Leave your answers in the simplest form or correct to two decimal places.


 

1)  

Narayanan wanted to buy donuts from a bakery to share with his family. Each dozen cost 7.

(a) If he had 70, how many dozens of donuts could he buy

(b) He shared the donuts with his sister and brother. How many donuts did his sister get

 


Answer:_______________




2)  

Murugan wanted to buy donuts from a bakery to share with his family. Each dozen cost 9.

(a) If he had 36, how many dozens of donuts could he buy

(b) He shared the donuts with his sister and brother. How many donuts did his sister get


Answer:_______________




3)  

Chidambaram wanted to buy donuts from a bakery to share with his family. Each dozen cost 9.

(a) If he 18, how many dozens of donuts could he buy

 

(b) He shared the donuts with his sister and brother. How many donuts did his sister get


Answer:_______________




4)  

Aravindh wanted to buy donuts from a bakery to share with his family. Each dozen cost 7.

(a) If he had 35, how many dozens of donuts could he buy

(b) He shared the donuts with his sister and brother. How many donuts did his sister get


Answer:_______________




5)  

Chidambaram wanted to buy donuts from a bakery to share with his family. Each dozen cost 4.

(a) If he had 12, how many dozens of donuts could he buy

(b) He shared the donuts with his sister and brother. How many donuts did his sister get

 


Answer:_______________




6)  

Karna wanted to buy donuts from a bakery to share with his family. Each dozen cost 5.

(a) If he had 50, how many dozens of donuts could he buy

(b) He shared the donuts with his sister and brother. How many donuts did his sister get

 


Answer:_______________




7)  

Kumar wanted to buy donuts from a bakery to share with his family. Each dozen cost 8.

(a) If he had 32, how many dozens of donuts could he buy

(b) He shared the donuts with his sister and brother. How many donuts did his sister get


Answer:_______________




8)  

Aravindh wanted to buy donuts from a bakery to share with his family. Each dozen cost 9.

(a) If he 18, how many dozens of donuts could he buy

 

(b) He shared the donuts with his sister and brother. How many donuts did his sister get


Answer:_______________




9)  

Anand wanted to buy donuts from a bakery to share with his family. Each dozen cost 8.

(a) If he had 40, how many dozens of donuts could he buy

(b) He shared the donuts with his sister and brother. How many donuts did his sister get


Answer:_______________




10)  

Pugal wanted to buy donuts from a bakery to share with his family. Each dozen cost 3.

(a) If he had 9, how many dozens of donuts could he buy

(b) He shared the donuts with his sister and brother. How many donuts did his sister get

 


Answer:_______________




 

1)  

Narayanan wanted to buy donuts from a bakery to share with his family. Each dozen cost 7.

(a) If he had 70, how many dozens of donuts could he buy

Answer: 10

(b) He shared the donuts with his sister and brother. How many donuts did his sister get

  Answer: 40


SOLUTION 1 :
Step 1: 7  →  1 dozen     
Step 2: 70  →  70 ÷ 7  =  10 dozen

a) He can buy 10 dozen of donuts.

Step 3:

10 x 12 = 120 (1 dozen = 12)

Step 4:

120 ÷ 3 = 40

b) His sister got 40 donuts.



2)  

Murugan wanted to buy donuts from a bakery to share with his family. Each dozen cost 9.

(a) If he had 36, how many dozens of donuts could he buy

Answer: 4

(b) He shared the donuts with his sister and brother. How many donuts did his sister get

Answer: 16


SOLUTION 1 :
Step 1: 9  →  1 dozen     
Step 2: 36  →  36 ÷ 9  =  4 dozen

a) He can buy 4 dozen of donuts.

Step 3:   4 x 12 = 48 (1 dozen = 12)

Step 4:   48 ÷ 3 = 16

b) His sister got 16 donuts.



3)  

Chidambaram wanted to buy donuts from a bakery to share with his family. Each dozen cost 9.

(a) If he 18, how many dozens of donuts could he buy

  Answer: 2

(b) He shared the donuts with his sister and brother. How many donuts did his sister get

Answer: 8


SOLUTION 1 :
Step 1: 9  →  1 dozen     
Step 2: 18  →  18 ÷ 9  =  2 dozen

a) He can buy 2 dozens of donuts.

Step 3:

2 x 12 = 24 (1 dozen = 12)

Step 4:

24 ÷ 3 = 8

b) His sister got 8 donuts.



4)  

Aravindh wanted to buy donuts from a bakery to share with his family. Each dozen cost 7.

(a) If he had 35, how many dozens of donuts could he buy

Answer: 5

(b) He shared the donuts with his sister and brother. How many donuts did his sister get

Answer: 20


SOLUTION 1 :
Step 1: 7  →  1 dozen     
Step 2: 35  →  35 ÷ 7  =  5 dozen

a) He can buy 5 dozen of donuts.

Step 3:   5 x 12 = 60 (1 dozen = 12)

Step 4:   60 ÷ 3 = 20

b) His sister got 20 donuts.



5)  

Chidambaram wanted to buy donuts from a bakery to share with his family. Each dozen cost 4.

(a) If he had 12, how many dozens of donuts could he buy

Answer: 3

(b) He shared the donuts with his sister and brother. How many donuts did his sister get

  Answer: 12


SOLUTION 1 :
Step 1: 4  →  1 dozen     
Step 2: 12  →  12 ÷ 4  =  3 dozen

a) He can buy 3 dozens of donuts.

Step 3: 3 x 12 = 36 (1 dozen = 12)

Step 4: 36 ÷ 3 = 12

b) His sister got 12 donuts.



6)  

Karna wanted to buy donuts from a bakery to share with his family. Each dozen cost 5.

(a) If he had 50, how many dozens of donuts could he buy

Answer: 10

(b) He shared the donuts with his sister and brother. How many donuts did his sister get

  Answer: 40


SOLUTION 1 :
Step 1: 5  →  1 dozen     
Step 2: 50  →  50 ÷ 5  =  10 dozen

a) He can buy 10 dozen of donuts.

Step 3:

10 x 12 = 120 (1 dozen = 12)

Step 4:

120 ÷ 3 = 40

b) His sister got 40 donuts.



7)  

Kumar wanted to buy donuts from a bakery to share with his family. Each dozen cost 8.

(a) If he had 32, how many dozens of donuts could he buy

Answer: 4

(b) He shared the donuts with his sister and brother. How many donuts did his sister get

Answer: 16


SOLUTION 1 :
Step 1: 8  →  1 dozen     
Step 2: 32  →  32 ÷ 8  =  4 dozen

a) He can buy 4 dozen of donuts.

Step 3:   4 x 12 = 48 (1 dozen = 12)

Step 4:   48 ÷ 3 = 16

b) His sister got 16 donuts.



8)  

Aravindh wanted to buy donuts from a bakery to share with his family. Each dozen cost 9.

(a) If he 18, how many dozens of donuts could he buy

  Answer: 2

(b) He shared the donuts with his sister and brother. How many donuts did his sister get

Answer: 8


SOLUTION 1 :
Step 1: 9  →  1 dozen     
Step 2: 18  →  18 ÷ 9  =  2 dozen

a) He can buy 2 dozens of donuts.

Step 3:

2 x 12 = 24 (1 dozen = 12)

Step 4:

24 ÷ 3 = 8

b) His sister got 8 donuts.



9)  

Anand wanted to buy donuts from a bakery to share with his family. Each dozen cost 8.

(a) If he had 40, how many dozens of donuts could he buy

Answer: 5

(b) He shared the donuts with his sister and brother. How many donuts did his sister get

Answer: 20


SOLUTION 1 :
Step 1: 8  →  1 dozen     
Step 2: 40  →  40 ÷ 8  =  5 dozen

a) He can buy 5 dozen of donuts.

Step 3:   5 x 12 = 60 (1 dozen = 12)

Step 4:   60 ÷ 3 = 20

b) His sister got 20 donuts.



10)  

Pugal wanted to buy donuts from a bakery to share with his family. Each dozen cost 3.

(a) If he had 9, how many dozens of donuts could he buy

Answer: 3

(b) He shared the donuts with his sister and brother. How many donuts did his sister get

  Answer: 12


SOLUTION 1 :
Step 1: 3  →  1 dozen     
Step 2: 9  →  9 ÷ 3  =  3 dozen

a) He can buy 3 dozens of donuts.

Step 3: 3 x 12 = 36 (1 dozen = 12)

Step 4: 36 ÷ 3 = 12

b) His sister got 12 donuts.