Scroll:Measurement >> length >> ps (52)


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)  

I have three ribbons.
One of the ribbons is 20 cm long and the other ribbon is 25 cm long.
The total length of all 3 ribbons is 71cm.
How long is the last ribbon

cm



Answer:_______________




2)  

I have three ribbons.
One of the ribbons is 6 cm long and the other ribbon is 21 cm long.
The total length of all 3 ribbons is 92cm.
How long is the last ribbon

cm



Answer:_______________




3)  

I have three ribbons.
One of the ribbons is 14 cm long and the other ribbon is 19 cm long.
The total length of all 3 ribbons is 89cm.
How long is the last ribbon

cm



Answer:_______________




4)  

I have three ribbons.
One of the ribbons is 12 cm long and the other ribbon is 15 cm long.
The total length of all 3 ribbons is 89cm.
How long is the last ribbon

cm



Answer:_______________




5)  

I have three ribbons.
One of the ribbons is 5 cm long and the other ribbon is 15 cm long.
The total length of all 3 ribbons is 74cm.
How long is the last ribbon

cm



Answer:_______________




6)  

I have three ribbons.
One of the ribbons is 10 cm long and the other ribbon is 20 cm long.
The total length of all 3 ribbons is 100cm.
How long is the last ribbon

cm



Answer:_______________




7)  

I have three ribbons.
One of the ribbons is 9 cm long and the other ribbon is 21 cm long.
The total length of all 3 ribbons is 75cm.
How long is the last ribbon

cm



Answer:_______________




8)  

I have three ribbons.
One of the ribbons is 5 cm long and the other ribbon is 15 cm long.
The total length of all 3 ribbons is 94cm.
How long is the last ribbon

cm



Answer:_______________




9)  

I have three ribbons.
One of the ribbons is 9 cm long and the other ribbon is 20 cm long.
The total length of all 3 ribbons is 93cm.
How long is the last ribbon

cm



Answer:_______________




10)  

I have three ribbons.
One of the ribbons is 16 cm long and the other ribbon is 24 cm long.
The total length of all 3 ribbons is 86cm.
How long is the last ribbon

cm



Answer:_______________




 

1)  

I have three ribbons.
One of the ribbons is 20 cm long and the other ribbon is 25 cm long.
The total length of all 3 ribbons is 71cm.
How long is the last ribbon

Answer: 26 cm



SOLUTION 1 :

Step 1: 20cm + 25cm = 45cm

Step 2: 71cm - 45cm = 26cm



2)  

I have three ribbons.
One of the ribbons is 6 cm long and the other ribbon is 21 cm long.
The total length of all 3 ribbons is 92cm.
How long is the last ribbon

Answer: 65 cm



SOLUTION 1 :

Step 1: 6cm + 21cm = 27cm

Step 2: 92cm - 27cm = 65cm



3)  

I have three ribbons.
One of the ribbons is 14 cm long and the other ribbon is 19 cm long.
The total length of all 3 ribbons is 89cm.
How long is the last ribbon

Answer: 56 cm



SOLUTION 1 :

Step 1: 14cm + 19cm = 33cm

Step 2: 89cm - 33cm = 56cm



4)  

I have three ribbons.
One of the ribbons is 12 cm long and the other ribbon is 15 cm long.
The total length of all 3 ribbons is 89cm.
How long is the last ribbon

Answer: 62 cm



SOLUTION 1 :

Step 1: 12cm + 15cm = 27cm

Step 2: 89cm - 27cm = 62cm



5)  

I have three ribbons.
One of the ribbons is 5 cm long and the other ribbon is 15 cm long.
The total length of all 3 ribbons is 74cm.
How long is the last ribbon

Answer: 54 cm



SOLUTION 1 :

Step 1: 5cm + 15cm = 20cm

Step 2: 74cm - 20cm = 54cm



6)  

I have three ribbons.
One of the ribbons is 10 cm long and the other ribbon is 20 cm long.
The total length of all 3 ribbons is 100cm.
How long is the last ribbon

Answer: 70 cm



SOLUTION 1 :

Step 1: 10cm + 20cm = 30cm

Step 2: 100cm - 30cm = 70cm



7)  

I have three ribbons.
One of the ribbons is 9 cm long and the other ribbon is 21 cm long.
The total length of all 3 ribbons is 75cm.
How long is the last ribbon

Answer: 45 cm



SOLUTION 1 :

Step 1: 9cm + 21cm = 30cm

Step 2: 75cm - 30cm = 45cm



8)  

I have three ribbons.
One of the ribbons is 5 cm long and the other ribbon is 15 cm long.
The total length of all 3 ribbons is 94cm.
How long is the last ribbon

Answer: 74 cm



SOLUTION 1 :

Step 1: 5cm + 15cm = 20cm

Step 2: 94cm - 20cm = 74cm



9)  

I have three ribbons.
One of the ribbons is 9 cm long and the other ribbon is 20 cm long.
The total length of all 3 ribbons is 93cm.
How long is the last ribbon

Answer: 64 cm



SOLUTION 1 :

Step 1: 9cm + 20cm = 29cm

Step 2: 93cm - 29cm = 64cm



10)  

I have three ribbons.
One of the ribbons is 16 cm long and the other ribbon is 24 cm long.
The total length of all 3 ribbons is 86cm.
How long is the last ribbon

Answer: 46 cm



SOLUTION 1 :

Step 1: 16cm + 24cm = 40cm

Step 2: 86cm - 40cm = 46cm