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)  

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

(a) If he 6, 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)  

Chidambaram wanted to buy donuts from a bakery to share with his family. Each dozen cost 6.

(a) If he had 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:_______________




3)  

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

(a) If he had 20, 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)  

Chidambaram wanted to buy donuts from a bakery to share with his family. Each dozen cost 2.

(a) If he had 10, 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 10.

(a) If he had 100, 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)  

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

(a) If he 6, 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)  

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

(a) If he had 15, 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)  

Barathan wanted to buy donuts from a bakery to share with his family. Each dozen cost 10.

(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:_______________




9)  

Barathan wanted to buy donuts from a bakery to share with his family. Each dozen cost 2.

(a) If he had 10, 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)  

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

(a) If he had 30, 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)  

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

(a) If he 6, 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: 3  →  1 dozen     
Step 2: 6  →  6 ÷ 3  =  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.



2)  

Chidambaram wanted to buy donuts from a bakery to share with his family. Each dozen cost 6.

(a) If he had 18, 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: 6  →  1 dozen     
Step 2: 18  →  18 ÷ 6  =  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.



3)  

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

(a) If he had 20, 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: 5  →  1 dozen     
Step 2: 20  →  20 ÷ 5  =  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.



4)  

Chidambaram wanted to buy donuts from a bakery to share with his family. Each dozen cost 2.

(a) If he had 10, 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: 2  →  1 dozen     
Step 2: 10  →  10 ÷ 2  =  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 10.

(a) If he had 100, 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: 10  →  1 dozen     
Step 2: 100  →  100 ÷ 10  =  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.



6)  

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

(a) If he 6, 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: 3  →  1 dozen     
Step 2: 6  →  6 ÷ 3  =  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.



7)  

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

(a) If he had 15, 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: 5  →  1 dozen     
Step 2: 15  →  15 ÷ 5  =  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.



8)  

Barathan wanted to buy donuts from a bakery to share with his family. Each dozen cost 10.

(a) If he had 40, 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: 10  →  1 dozen     
Step 2: 40  →  40 ÷ 10  =  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.



9)  

Barathan wanted to buy donuts from a bakery to share with his family. Each dozen cost 2.

(a) If he had 10, 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: 2  →  1 dozen     
Step 2: 10  →  10 ÷ 2  =  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)  

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

(a) If he had 30, 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: 3  →  1 dozen     
Step 2: 30  →  30 ÷ 3  =  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.