Scroll:Fraction >> Model Approach >> ps (3081)


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)  

Apple wants to update 679 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 301 phones. On the 2nd day, they managed to update 27 of the remaining iPhones. How many more iPhones have to be updated on the 3rd day 


Answer:_______________




2)  

Naegi has $39 to be distributed among his three siblings. He gives $6 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

$ ___


Answer:_______________




3)  

Chester sold 434 toy guns in 3 days. He sold 210 toy guns on the first day. On the second day, he sold 37 of the remaining toy guns. How many toy guns did he sell on the third day


Answer:_______________




4)  

A family had 40 cupcakes. They ate 15 of them on Monday. On Tuesday, they ate 25 of the remainder. They gave away the rest of the cupcakes. How many cupcakes did they give away


Answer:_______________




5)  

There are 690 fences to be painted in five days. 150 fences are painted in the first three days. On the fourth day, 13 of the remaining fences are painted. The rest are painted on the fifth day. How many fences were painted on the fifth day


Answer:_______________




6)  

Apple wants to update 987 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 210 phones. On the 2nd day, they managed to update 27 of the remaining iPhones. How many more iPhones have to be updated on the 3rd day 


Answer:_______________




7)  

Naegi has $30 to be distributed among his three siblings. He gives $21 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

$ ___


Answer:_______________




8)  

Chester sold 798 toy guns in 3 days. He sold 161 toy guns on the first day. On the second day, he sold 37 of the remaining toy guns. How many toy guns did he sell on the third day


Answer:_______________




9)  

A family had 30 cupcakes. They ate 5 of them on Monday. On Tuesday, they ate 25 of the remainder. They gave away the rest of the cupcakes. How many cupcakes did they give away


Answer:_______________




10)  

There are 840 fences to be painted in five days. 180 fences are painted in the first three days. On the fourth day, 13 of the remaining fences are painted. The rest are painted on the fifth day. How many fences were painted on the fifth day


Answer:_______________




 

1)  

Apple wants to update 679 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 301 phones. On the 2nd day, they managed to update 27 of the remaining iPhones. How many more iPhones have to be updated on the 3rd day 

Answer: 270


SOLUTION 1 :
679
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
301 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 679 - 301 = 378

Step 2: 7 units = 378

             1 unit = 378 ÷ 7

                       = 54

Step 3: 77 - 27 = 57

Step 4: 5 units = 54 x 5 

                        = 270

270 more iPhones have to be updated on the 3rd day.



2)  

Naegi has $39 to be distributed among his three siblings. He gives $6 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

Answer: $11


SOLUTION 1 :
39
 
 
 
 
 
 
 
 
Remainder
 
 
6 (Kirigiri)
 
 
Makoto
 
 
Komaeda

Step 1: 39 - 6 = 33

Step 2: 3 units = 33

             1 unit = 33 ÷ 3

                       = 11

Step 3: 33 - 23 = 13

Step 4: 1 unit = 11 x 1 

                      = 11

Komaeda received $11.



3)  

Chester sold 434 toy guns in 3 days. He sold 210 toy guns on the first day. On the second day, he sold 37 of the remaining toy guns. How many toy guns did he sell on the third day

Answer: 128


SOLUTION 1 :
434
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
210 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 434 - 210 = 224

Step 2: 7 units = 224

             1 unit = 224 ÷ 7

                       = 32

Step 3: 77 - 37 = 47

Step 4: 4 units = 32 x 4 

                        = 128

He sold 128 toy guns on the third day.



4)  

A family had 40 cupcakes. They ate 15 of them on Monday. On Tuesday, they ate 25 of the remainder. They gave away the rest of the cupcakes. How many cupcakes did they give away

Answer: 15


SOLUTION 1 :
40
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
15 (Monday)
 
 
Tuesday
 
 
Given Away

Step 1: 40 - 15 = 25

Step 2: 5 units = 25

             1 unit = 25 ÷ 5

                       = 5

Step 3: 55 - 25 = 35

Step 4: 3 units = 5 x 3

                        = 15

They gave away 15 cupcakes.



5)  

There are 690 fences to be painted in five days. 150 fences are painted in the first three days. On the fourth day, 13 of the remaining fences are painted. The rest are painted on the fifth day. How many fences were painted on the fifth day

Answer: 360


SOLUTION 1 :
690
 
 
 
 
 
 
 
 
Remainder
 
 
150 (First 3 days)
 
 
4th Day
 
 
5th Day

Step 1: 690 - 150 = 540

Step 2: 3 units = 540

             1 unit = 540 ÷ 3

                       = 180

Step 3: 33 - 13 = 23

Step 4: 2 units = 180 x 2 

                        = 360

360 fences were painted on the fifth day.



6)  

Apple wants to update 987 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 210 phones. On the 2nd day, they managed to update 27 of the remaining iPhones. How many more iPhones have to be updated on the 3rd day 

Answer: 555


SOLUTION 1 :
987
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
210 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 987 - 210 = 777

Step 2: 7 units = 777

             1 unit = 777 ÷ 7

                       = 111

Step 3: 77 - 27 = 57

Step 4: 5 units = 111 x 5 

                        = 555

555 more iPhones have to be updated on the 3rd day.



7)  

Naegi has $30 to be distributed among his three siblings. He gives $21 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

Answer: $3


SOLUTION 1 :
30
 
 
 
 
 
 
 
 
Remainder
 
 
21 (Kirigiri)
 
 
Makoto
 
 
Komaeda

Step 1: 30 - 21 = 9

Step 2: 3 units = 9

             1 unit = 9 ÷ 3

                       = 3

Step 3: 33 - 23 = 13

Step 4: 1 unit = 3 x 1 

                      = 3

Komaeda received $3.



8)  

Chester sold 798 toy guns in 3 days. He sold 161 toy guns on the first day. On the second day, he sold 37 of the remaining toy guns. How many toy guns did he sell on the third day

Answer: 364


SOLUTION 1 :
798
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
161 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 798 - 161 = 637

Step 2: 7 units = 637

             1 unit = 637 ÷ 7

                       = 91

Step 3: 77 - 37 = 47

Step 4: 4 units = 91 x 4 

                        = 364

He sold 364 toy guns on the third day.



9)  

A family had 30 cupcakes. They ate 5 of them on Monday. On Tuesday, they ate 25 of the remainder. They gave away the rest of the cupcakes. How many cupcakes did they give away

Answer: 15


SOLUTION 1 :
30
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
5 (Monday)
 
 
Tuesday
 
 
Given Away

Step 1: 30 - 5 = 25

Step 2: 5 units = 25

             1 unit = 25 ÷ 5

                       = 5

Step 3: 55 - 25 = 35

Step 4: 3 units = 5 x 3

                        = 15

They gave away 15 cupcakes.



10)  

There are 840 fences to be painted in five days. 180 fences are painted in the first three days. On the fourth day, 13 of the remaining fences are painted. The rest are painted on the fifth day. How many fences were painted on the fifth day

Answer: 440


SOLUTION 1 :
840
 
 
 
 
 
 
 
 
Remainder
 
 
180 (First 3 days)
 
 
4th Day
 
 
5th Day

Step 1: 840 - 180 = 660

Step 2: 3 units = 660

             1 unit = 660 ÷ 3

                       = 220

Step 3: 33 - 13 = 23

Step 4: 2 units = 220 x 2 

                        = 440

440 fences were painted on the fifth day.