Scroll:Whole Numbers >> Multiplication >> saq (1162)


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)  

The product of the page numbers on 2 consecutive pages is 5112. 
What is the smaller number


Answer:_______________




2)  

The product of the page numbers on 2 consecutive pages is 5700.
What is the smaller number


Answer:_______________




3)  

The product of the page numbers on 2 consecutive pages is 462.
What is the smaller number


Answer:_______________




4)  

The product of the page numbers on 2 consecutive pages is 10712.

What is the smaller number


Answer:_______________




5)  

The product of the page numbers on 2 consecutive pages is 552.
What is the smaller number


Answer:_______________




6)  

The product of the page numbers on 2 consecutive pages is 48180.
What is the smaller number


Answer:_______________




7)  

The product of the page numbers on 2 consecutive pages is 6480.
What is the smaller number


Answer:_______________




8)  

The product of the page numbers on 2 consecutive pages is 3906.
What is the smaller number


Answer:_______________




9)  

The product of the page numbers on 2 consecutive pages is 182.
What is the smaller number


Answer:_______________




10)  

The product of the page numbers on 2 consecutive pages is 420.

What is the smaller number


Answer:_______________




 

1)  

The product of the page numbers on 2 consecutive pages is 5112. 
What is the smaller number
Answer: 71


SOLUTION 1 :
Pages Total No. Of pages CorrectWrong
19 x 20 380 wrong(Number too small compared to 5112)
29 x 30 870 wrong(Number too small need to choose bigger number)
90 x 90 8100 wrong(Number too big, need to reduce)
68 x 69 4692  wrong(Number too small need to choose bigger number)
71 x 72 5112 correct( YAY! Give you a virtual star)

 

The smaller number is 71.



2)  

The product of the page numbers on 2 consecutive pages is 5700.
What is the smaller number
Answer: 75


SOLUTION 1 :
Pages Total No. Of pages CorrectWrong
19 x 20 380 wrong(Number too small compared to 5700)
29 x 30 870 wrong(Number too small need to choose bigger number)
41 x 42 1722 wrong(Number too small need to choose bigger number)
57 x 58 3306 wrong(Number too small need to choose bigger number)
87 x 88 7656 wrong(Number too big, need to reduce)
73 x 74 5402 wrong(Number too small need to choose bigger number)
74 x 75 5550 wrong(Number too small need to choose bigger number)
75 x 76 5700 correct( YAY! Give you a virtual star)

 

The smaller number is 75.



3)  

The product of the page numbers on 2 consecutive pages is 462.
What is the smaller number
Answer: 21


SOLUTION 1 :
Pages Total No. Of pages CorrectWrong
9 x10 90 wrong(Number too small compared to 462)
17 x 18 306 wrong(Number too small need to choose bigger number)
27 x 28 756 wrong(Number too big, need to reduce)
23 x 24 552  wrong(Number too big, need to reduce
22 x 23 506 wrong(Number too big, need to reduce)
21 x 22 462 correct( YAY! Give you a virtual star)

 

The smaller number is 21.



4)  

The product of the page numbers on 2 consecutive pages is 10712.

What is the smaller number

Answer: 103


SOLUTION 1 :
Pages Total No. Of pages CorrectWrong
48 x 49 2352 wrong(Number too small compared to 10712)
57 x 58 3306 wrong(Number too small need to choose bigger number)
79 x 80 6320 wrong(Number too small need to choose bigger number)
119 x 120 14280  wrong(Number too big, need to reduce)
108 x 109 11772 correct( Number too big, need to reduce)
102 x 103 10506 wrong(Number too small need to choose bigger number)
103 x 104 10712 correct( YAY! Give you a virtual star)

 

The smaller number is 103.



5)  

The product of the page numbers on 2 consecutive pages is 552.
What is the smaller number
Answer: 23


SOLUTION 1 :
Pages Total No. Of pages CorrectWrong
8 x 9  72 wrong
14 x 15 210 wrong
20 x 21 420 wrong
22 x 23 506 wrong
23 x 24 552 correct

 

The smaller number is 23.



6)  

The product of the page numbers on 2 consecutive pages is 48180.
What is the smaller number
Answer: 219


SOLUTION 1 :
Pages Total No. Of pages CorrectWrong
76 x 77 5852 wrong(Number too small compared to 48180)
150 x 151 22650 wrong(Number too small need to choose bigger number)
198 x 199 39402 wrong(Number too small need to choose bigger number)
222 x223 49506  wrong(Number too big, need to reduce)
220 x 221 48620 wrong(Number too big, need to reduce)
219 x 220 48180 correct( YAY! Give you a virtual star)

 

The smaller number is 219.



7)  

The product of the page numbers on 2 consecutive pages is 6480.
What is the smaller number
Answer: 80


SOLUTION 1 :
Pages Total No. Of pages CorrectWrong
14 x 15 210 wrong(Number too small for 6480)
20 x 21 420 wrong(Number too small need to choose bigger number)
33 x 34 1122 wrong(Number too small need to choose bigger number)
45 x 46 2070 wrong(Number too small need to choose bigger number)
50 x 51 2550 wrong(Number too small need to choose bigger number)
68 x 69 4692 wrong(Number too small need to choose bigger number)
77 x 78 6006 wrong(Number too small need to choose bigger number)
80 x 81 6480 correct  ( YAY! Give you a virtual star)

 

The smaller number is 80.



8)  

The product of the page numbers on 2 consecutive pages is 3906.
What is the smaller number
Answer: 62


SOLUTION 1 :
Pages Total No. Of pages CorrectWrong
14 x 15 210 wrong(Number too small compared to 3906)
25 x 26 650 wrong(Number too small need to choose bigger number)
49 x 50 2450 wrong(Number too small need to choose bigger number)
70 x 71 4970 wrong(Number too big, need to reduce)
66 x 67 4422 wrong(Number too big, need to reduce)
63 x 64 4032 wrong(Number too big, need to reduce)
62 x 63 3906 correct( YAY! Give you a virtual star)

 

The smaller number is 62.



9)  

The product of the page numbers on 2 consecutive pages is 182.
What is the smaller number
Answer: 13


SOLUTION 1 :
Pages Total No. Of pages CorrectWrong
19 x 20 380 wrong(Number too big compared to 182)
10 x 11 110 wrong(Number too small, choose bigger number)
14 x 15 210 wrong(Number too big, need to reduce)
13 x 14 182 correct( YAY! Give you a virtual star)

 

The smaller number is 13.



10)  

The product of the page numbers on 2 consecutive pages is 420.

What is the smaller number

Answer: 20


SOLUTION 1 :
Pages Total No. Of pages CorrectWrong
5 x 6 30 wrong(Number too small compared to 420)
8 x 9 72 wrong(Number too small need to choose bigger number)
14 x 15 210 wrong(Number too small need to choose bigger number)
22 x 23 506 wrong(Number too big, need to reduce)
21 x 22 462 wrong(Number too big, need to reduce)
20 x 21 420 correct 

 

The smaller number is 20.