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)  

A family had 45 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:_______________




2)  

Apple wants to update 700 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 371 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:_______________




3)  

Naegi has $45 to be distributed among his three siblings. He gives $15 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

$ ___


Answer:_______________




4)  

There are 480 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:_______________




5)  

Chester sold 847 toy guns in 3 days. He sold 336 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:_______________




6)  

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:_______________




7)  

Apple wants to update 770 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 280 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:_______________




8)  

Naegi has $33 to be distributed among his three siblings. He gives $12 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

$ ___


Answer:_______________




9)  

There are 510 fences to be painted in five days. 240 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:_______________




10)  

Chester sold 819 toy guns in 3 days. He sold 308 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:_______________




 

1)  

A family had 45 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: 18


SOLUTION 1 :
45
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
15 (Monday)
 
 
Tuesday
 
 
Given Away

Step 1: 45 - 15 = 30

Step 2: 5 units = 30

             1 unit = 30 ÷ 5

                       = 6

Step 3: 55 - 25 = 35

Step 4: 3 units = 6 x 3

                        = 18

They gave away 18 cupcakes.



2)  

Apple wants to update 700 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 371 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: 235


SOLUTION 1 :
700
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
371 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 700 - 371 = 329

Step 2: 7 units = 329

             1 unit = 329 ÷ 7

                       = 47

Step 3: 77 - 27 = 57

Step 4: 5 units = 47 x 5 

                        = 235

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



3)  

Naegi has $45 to be distributed among his three siblings. He gives $15 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

Answer: $10


SOLUTION 1 :
45
 
 
 
 
 
 
 
 
Remainder
 
 
15 (Kirigiri)
 
 
Makoto
 
 
Komaeda

Step 1: 45 - 15 = 30

Step 2: 3 units = 30

             1 unit = 30 ÷ 3

                       = 10

Step 3: 33 - 23 = 13

Step 4: 1 unit = 10 x 1 

                      = 10

Komaeda received $10.



4)  

There are 480 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: 220


SOLUTION 1 :
480
 
 
 
 
 
 
 
 
Remainder
 
 
150 (First 3 days)
 
 
4th Day
 
 
5th Day

Step 1: 480 - 150 = 330

Step 2: 3 units = 330

             1 unit = 330 ÷ 3

                       = 110

Step 3: 33 - 13 = 23

Step 4: 2 units = 110 x 2 

                        = 220

220 fences were painted on the fifth day.



5)  

Chester sold 847 toy guns in 3 days. He sold 336 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: 292


SOLUTION 1 :
847
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
336 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 847 - 336 = 511

Step 2: 7 units = 511

             1 unit = 511 ÷ 7

                       = 73

Step 3: 77 - 37 = 47

Step 4: 4 units = 73 x 4 

                        = 292

He sold 292 toy guns on the third day.



6)  

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.



7)  

Apple wants to update 770 iPhones with the new iOS 7 in three days. On the 1st day, they managed to update 280 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: 350


SOLUTION 1 :
770
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
280 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 770 - 280 = 490

Step 2: 7 units = 490

             1 unit = 490 ÷ 7

                       = 70

Step 3: 77 - 27 = 57

Step 4: 5 units = 70 x 5 

                        = 350

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



8)  

Naegi has $33 to be distributed among his three siblings. He gives $12 to Kirigiri and then gives 23 of the remaining cash to Makoto. The rest were given to Komaeda. How much did Komaeda receive

Answer: $7


SOLUTION 1 :
33
 
 
 
 
 
 
 
 
Remainder
 
 
12 (Kirigiri)
 
 
Makoto
 
 
Komaeda

Step 1: 33 - 12 = 21

Step 2: 3 units = 21

             1 unit = 21 ÷ 3

                       = 7

Step 3: 33 - 23 = 13

Step 4: 1 unit = 7 x 1 

                      = 7

Komaeda received $7.



9)  

There are 510 fences to be painted in five days. 240 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: 180


SOLUTION 1 :
510
 
 
 
 
 
 
 
 
Remainder
 
 
240 (First 3 days)
 
 
4th Day
 
 
5th Day

Step 1: 510 - 240 = 270

Step 2: 3 units = 270

             1 unit = 270 ÷ 3

                       = 90

Step 3: 33 - 13 = 23

Step 4: 2 units = 90 x 2 

                        = 180

180 fences were painted on the fifth day.



10)  

Chester sold 819 toy guns in 3 days. He sold 308 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: 292


SOLUTION 1 :
819
 
 
 
 
 
 
 
 
 
 
 
 
Remainder
 
 
308 (1st Day)
 
 
2nd Day
 
 
3rd Day

Step 1: 819 - 308 = 511

Step 2: 7 units = 511

             1 unit = 511 ÷ 7

                       = 73

Step 3: 77 - 37 = 47

Step 4: 4 units = 73 x 4 

                        = 292

He sold 292 toy guns on the third day.