Scroll:Whole Numbers >> Multiplication >> saq (526)

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)  

A number is a multiple of 8 and 7.
What is the smallest possible number


Answer:_______________




2)  

A number is a multiple of 12 and 13.
What is the smallest possible number


Answer:_______________




3)  

A number is a multiple of 8 and 19.
What is the smallest possible number


Answer:_______________




4)  

A number is a multiple of 20 and 11.
What is the smallest possible number


Answer:_______________




5)  

A number is a multiple of 6 and 17.
What is the smallest possible number


Answer:_______________




6)  

A number is a multiple of 14 and 7.
What is the smallest possible number


Answer:_______________




7)  

A number is a multiple of 20 and 13.
What is the smallest possible number


Answer:_______________




8)  

A number is a multiple of 10 and 19.
What is the smallest possible number


Answer:_______________




9)  

A number is a multiple of 10 and 11.
What is the smallest possible number


Answer:_______________




10)  

A number is a multiple of 8 and 17.
What is the smallest possible number


Answer:_______________




 

1)  

A number is a multiple of 8 and 7.
What is the smallest possible number
Answer: 56


SOLUTION 1 :

Step 1: Multiples of 8: 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104, 112
Step 2: Multiples of 7: 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91, 98, 105, 112, 119, 126, 133, 140

The smallest possible number is 56.



2)  

A number is a multiple of 12 and 13.
What is the smallest possible number
Answer: 156


SOLUTION 1 :

Step 1: Multiples of 12: 12, 24, 36, 48, 60, 72, 84, 96, 108, 120, 132, 144, 156, 168
Step 2: Multiples of 13: 13, 26, 39, 52, 65, 78, 91, 104, 117, 130, 143, 156, 169, 182, 195, 208, 221, 234, 247, 260

The smallest possible number is 156.



3)  

A number is a multiple of 8 and 19.
What is the smallest possible number
Answer: 152


SOLUTION 1 :

Step 1: Multiples of 8: 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104, 112, 120, 128, 136, 144, 152, 160
Step 2: Multiples of 19: 19, 38, 57, 76, 95, 114, 133, 152, 171, 190, 209, 228, 247, 266, 285, 304, 323, 342, 361, 380

The smallest possible number is 152.



4)  

A number is a multiple of 20 and 11.
What is the smallest possible number
Answer: 220


SOLUTION 1 :

Step 1: Multiples of 20: 20, 40, 60, 80, 100, 120, 140, 160, 180, 200, 220, 240, 260, 280
Step 2: Multiples of 11: 11, 22, 33, 44, 55, 66, 77, 88, 99, 110, 121, 132, 143, 154, 165, 176, 187, 198, 209, 220

The smallest possible number is 220.



5)  

A number is a multiple of 6 and 17.
What is the smallest possible number
Answer: 102


SOLUTION 1 :

Step 1: Multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72, 78, 84, 90, 96, 102, 108
Step 2: Multiples of 17: 17, 34, 51, 68, 85, 102, 119, 136, 153, 170, 187, 204, 221, 238, 255, 272, 289, 306, 323, 340

The smallest possible number is 102.



6)  

A number is a multiple of 14 and 7.
What is the smallest possible number
Answer: 98


SOLUTION 1 :

Step 1: Multiples of 14: 14, 28, 42, 56, 70, 84, 98, 112, 126, 140, 154, 168, 182, 196
Step 2: Multiples of 7: 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91, 98, 105, 112, 119, 126, 133, 140

The smallest possible number is 98.



7)  

A number is a multiple of 20 and 13.
What is the smallest possible number
Answer: 260


SOLUTION 1 :

Step 1: Multiples of 20: 20, 40, 60, 80, 100, 120, 140, 160, 180, 200, 220, 240, 260, 280
Step 2: Multiples of 13: 13, 26, 39, 52, 65, 78, 91, 104, 117, 130, 143, 156, 169, 182, 195, 208, 221, 234, 247, 260

The smallest possible number is 260.



8)  

A number is a multiple of 10 and 19.
What is the smallest possible number
Answer: 190


SOLUTION 1 :

Step 1: Multiples of 10: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, 130, 140, 150, 160, 170, 180, 190, 200
Step 2: Multiples of 19: 19, 38, 57, 76, 95, 114, 133, 152, 171, 190, 209, 228, 247, 266, 285, 304, 323, 342, 361, 380

The smallest possible number is 190.



9)  

A number is a multiple of 10 and 11.
What is the smallest possible number
Answer: 110


SOLUTION 1 :

Step 1: Multiples of 10: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, 130, 140
Step 2: Multiples of 11: 11, 22, 33, 44, 55, 66, 77, 88, 99, 110, 121, 132, 143, 154, 165, 176, 187, 198, 209, 220

The smallest possible number is 110.



10)  

A number is a multiple of 8 and 17.
What is the smallest possible number
Answer: 136


SOLUTION 1 :

Step 1: Multiples of 8: 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104, 112, 120, 128, 136, 144
Step 2: Multiples of 17: 17, 34, 51, 68, 85, 102, 119, 136, 153, 170, 187, 204, 221, 238, 255, 272, 289, 306, 323, 340

The smallest possible number is 136.