Scroll:Data Analysis >> Average of a Set of Data >> saq (1468)

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)  

Poovazhagi takes 29 seconds to type 15 words.
How long will it take to type 840 words

seconds


Answer:_______________




2)  

Selvanayaki takes 12 seconds to type 15 words.
How long will it take to type 105 words

seconds


Answer:_______________




3)  

Indra takes 23 seconds to type 15 words.
How long will it take to type 165 words

seconds


Answer:_______________




4)  

Nandini takes 26 seconds to type 15 words.
How long will it take to type 480 words

seconds


Answer:_______________




5)  

Poongodi takes 25 seconds to type 15 words.
How long will it take to type 645 words

seconds


Answer:_______________




6)  

Chithra takes 27 seconds to type 15 words.
How long will it take to type 855 words

seconds


Answer:_______________




7)  

Kumutha takes 21 seconds to type 15 words.
How long will it take to type 945 words

seconds


Answer:_______________




8)  

Pavi takes 15 seconds to type 15 words.
How long will it take to type 660 words

seconds


Answer:_______________




9)  

Tamilselvi takes 19 seconds to type 15 words.
How long will it take to type 690 words

seconds


Answer:_______________




10)  

Chellamal takes 11 seconds to type 15 words.
How long will it take to type 270 words

seconds


Answer:_______________




 

1)  

Poovazhagi takes 29 seconds to type 15 words.
How long will it take to type 840 words

Answer: 1624 seconds


SOLUTION 1 :

Step 1:  840 ÷ 15 = 56 
Step 2: 56 x 29 = 1624 seconds



2)  

Selvanayaki takes 12 seconds to type 15 words.
How long will it take to type 105 words

Answer: 84 seconds


SOLUTION 1 :

Step 1:  105 ÷ 15 = 7 
Step 2: 7 x 12 = 84 seconds



3)  

Indra takes 23 seconds to type 15 words.
How long will it take to type 165 words

Answer: 253 seconds


SOLUTION 1 :

Step 1:  165 ÷ 15 = 11 
Step 2: 11 x 23 = 253 seconds



4)  

Nandini takes 26 seconds to type 15 words.
How long will it take to type 480 words

Answer: 832 seconds


SOLUTION 1 :

Step 1:  480 ÷ 15 = 32 
Step 2: 32 x 26 = 832 seconds



5)  

Poongodi takes 25 seconds to type 15 words.
How long will it take to type 645 words

Answer: 1075 seconds


SOLUTION 1 :

Step 1:  645 ÷ 15 = 43 
Step 2: 43 x 25 = 1075 seconds



6)  

Chithra takes 27 seconds to type 15 words.
How long will it take to type 855 words

Answer: 1539 seconds


SOLUTION 1 :

Step 1:  855 ÷ 15 = 57 
Step 2: 57 x 27 = 1539 seconds



7)  

Kumutha takes 21 seconds to type 15 words.
How long will it take to type 945 words

Answer: 1323 seconds


SOLUTION 1 :

Step 1:  945 ÷ 15 = 63 
Step 2: 63 x 21 = 1323 seconds



8)  

Pavi takes 15 seconds to type 15 words.
How long will it take to type 660 words

Answer: 660 seconds


SOLUTION 1 :

Step 1:  660 ÷ 15 = 44 
Step 2: 44 x 15 = 660 seconds



9)  

Tamilselvi takes 19 seconds to type 15 words.
How long will it take to type 690 words

Answer: 874 seconds


SOLUTION 1 :

Step 1:  690 ÷ 15 = 46 
Step 2: 46 x 19 = 874 seconds



10)  

Chellamal takes 11 seconds to type 15 words.
How long will it take to type 270 words

Answer: 198 seconds


SOLUTION 1 :

Step 1:  270 ÷ 15 = 18 
Step 2: 18 x 11 = 198 seconds