Scroll:Whole Numbers >> Four Operations >> 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)  

Chellamal takes 18 seconds to type 15 words.
How long will it take to type 810 words

seconds


Answer:_______________




2)  

Thamarai takes 15 seconds to type 15 words.
How long will it take to type 975 words

seconds


Answer:_______________




3)  

Thamarai takes 15 seconds to type 15 words.
How long will it take to type 255 words

seconds


Answer:_______________




4)  

Chellamal takes 12 seconds to type 15 words.
How long will it take to type 585 words

seconds


Answer:_______________




5)  

Ramani takes 11 seconds to type 15 words.
How long will it take to type 675 words

seconds


Answer:_______________




6)  

Nandini takes 30 seconds to type 15 words.
How long will it take to type 270 words

seconds


Answer:_______________




7)  

Kumutha takes 17 seconds to type 15 words.
How long will it take to type 225 words

seconds


Answer:_______________




8)  

Jeevini takes 16 seconds to type 15 words.
How long will it take to type 285 words

seconds


Answer:_______________




9)  

Indra takes 12 seconds to type 15 words.
How long will it take to type 600 words

seconds


Answer:_______________




10)  

Tulasi takes 26 seconds to type 15 words.
How long will it take to type 945 words

seconds


Answer:_______________




 

1)  

Chellamal takes 18 seconds to type 15 words.
How long will it take to type 810 words

Answer: 972 seconds


SOLUTION 1 :

Step 1:  810 ÷ 15 = 54 
Step 2: 54 x 18 = 972 seconds



2)  

Thamarai takes 15 seconds to type 15 words.
How long will it take to type 975 words

Answer: 975 seconds


SOLUTION 1 :

Step 1:  975 ÷ 15 = 65 
Step 2: 65 x 15 = 975 seconds



3)  

Thamarai takes 15 seconds to type 15 words.
How long will it take to type 255 words

Answer: 255 seconds


SOLUTION 1 :

Step 1:  255 ÷ 15 = 17 
Step 2: 17 x 15 = 255 seconds



4)  

Chellamal takes 12 seconds to type 15 words.
How long will it take to type 585 words

Answer: 468 seconds


SOLUTION 1 :

Step 1:  585 ÷ 15 = 39 
Step 2: 39 x 12 = 468 seconds



5)  

Ramani takes 11 seconds to type 15 words.
How long will it take to type 675 words

Answer: 495 seconds


SOLUTION 1 :

Step 1:  675 ÷ 15 = 45 
Step 2: 45 x 11 = 495 seconds



6)  

Nandini takes 30 seconds to type 15 words.
How long will it take to type 270 words

Answer: 540 seconds


SOLUTION 1 :

Step 1:  270 ÷ 15 = 18 
Step 2: 18 x 30 = 540 seconds



7)  

Kumutha takes 17 seconds to type 15 words.
How long will it take to type 225 words

Answer: 255 seconds


SOLUTION 1 :

Step 1:  225 ÷ 15 = 15 
Step 2: 15 x 17 = 255 seconds



8)  

Jeevini takes 16 seconds to type 15 words.
How long will it take to type 285 words

Answer: 304 seconds


SOLUTION 1 :

Step 1:  285 ÷ 15 = 19 
Step 2: 19 x 16 = 304 seconds



9)  

Indra takes 12 seconds to type 15 words.
How long will it take to type 600 words

Answer: 480 seconds


SOLUTION 1 :

Step 1:  600 ÷ 15 = 40 
Step 2: 40 x 12 = 480 seconds



10)  

Tulasi takes 26 seconds to type 15 words.
How long will it take to type 945 words

Answer: 1638 seconds


SOLUTION 1 :

Step 1:  945 ÷ 15 = 63 
Step 2: 63 x 26 = 1638 seconds