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)  

Tulasi takes 19 seconds to type 15 words.
How long will it take to type 135 words

seconds


Answer:_______________




2)  

Poovazhagi takes 11 seconds to type 15 words.
How long will it take to type 120 words

seconds


Answer:_______________




3)  

Thamarai takes 27 seconds to type 15 words.
How long will it take to type 900 words

seconds


Answer:_______________




4)  

Swathi takes 12 seconds to type 15 words.
How long will it take to type 345 words

seconds


Answer:_______________




5)  

Amutha takes 17 seconds to type 15 words.
How long will it take to type 885 words

seconds


Answer:_______________




6)  

Chellamal takes 28 seconds to type 15 words.
How long will it take to type 120 words

seconds


Answer:_______________




7)  

Thamarai takes 15 seconds to type 15 words.
How long will it take to type 900 words

seconds


Answer:_______________




8)  

Kumutha takes 29 seconds to type 15 words.
How long will it take to type 645 words

seconds


Answer:_______________




9)  

Ponnalagu takes 25 seconds to type 15 words.
How long will it take to type 720 words

seconds


Answer:_______________




10)  

Amutha takes 13 seconds to type 15 words.
How long will it take to type 930 words

seconds


Answer:_______________




 

1)  

Tulasi takes 19 seconds to type 15 words.
How long will it take to type 135 words

Answer: 171 seconds


SOLUTION 1 :

Step 1:  135 ÷ 15 = 9 
Step 2: 9 x 19 = 171 seconds



2)  

Poovazhagi takes 11 seconds to type 15 words.
How long will it take to type 120 words

Answer: 88 seconds


SOLUTION 1 :

Step 1:  120 ÷ 15 = 8 
Step 2: 8 x 11 = 88 seconds



3)  

Thamarai takes 27 seconds to type 15 words.
How long will it take to type 900 words

Answer: 1620 seconds


SOLUTION 1 :

Step 1:  900 ÷ 15 = 60 
Step 2: 60 x 27 = 1620 seconds



4)  

Swathi takes 12 seconds to type 15 words.
How long will it take to type 345 words

Answer: 276 seconds


SOLUTION 1 :

Step 1:  345 ÷ 15 = 23 
Step 2: 23 x 12 = 276 seconds



5)  

Amutha takes 17 seconds to type 15 words.
How long will it take to type 885 words

Answer: 1003 seconds


SOLUTION 1 :

Step 1:  885 ÷ 15 = 59 
Step 2: 59 x 17 = 1003 seconds



6)  

Chellamal takes 28 seconds to type 15 words.
How long will it take to type 120 words

Answer: 224 seconds


SOLUTION 1 :

Step 1:  120 ÷ 15 = 8 
Step 2: 8 x 28 = 224 seconds



7)  

Thamarai takes 15 seconds to type 15 words.
How long will it take to type 900 words

Answer: 900 seconds


SOLUTION 1 :

Step 1:  900 ÷ 15 = 60 
Step 2: 60 x 15 = 900 seconds



8)  

Kumutha takes 29 seconds to type 15 words.
How long will it take to type 645 words

Answer: 1247 seconds


SOLUTION 1 :

Step 1:  645 ÷ 15 = 43 
Step 2: 43 x 29 = 1247 seconds



9)  

Ponnalagu takes 25 seconds to type 15 words.
How long will it take to type 720 words

Answer: 1200 seconds


SOLUTION 1 :

Step 1:  720 ÷ 15 = 48 
Step 2: 48 x 25 = 1200 seconds



10)  

Amutha takes 13 seconds to type 15 words.
How long will it take to type 930 words

Answer: 806 seconds


SOLUTION 1 :

Step 1:  930 ÷ 15 = 62 
Step 2: 62 x 13 = 806 seconds