Scroll:Life mathematics >> profit and loss >> saq (4291)


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)  

 The number of students entrolled in a school is 1531. If the entrollement increases by 3 % every year , how many students will be there after 3 years


Answer:_______________




2)  

 The number of students entrolled in a school is 2462. If the entrollement increases by 5 % every year , how many students will be there after 3 years


Answer:_______________




3)  

 The number of students entrolled in a school is 1988. If the entrollement increases by 2 % every year , how many students will be there after 3 years


Answer:_______________




4)  

 The number of students entrolled in a school is 1534. If the entrollement increases by 5 % every year , how many students will be there after 3 years


Answer:_______________




5)  

 The number of students entrolled in a school is 1783. If the entrollement increases by 2 % every year , how many students will be there after 3 years


Answer:_______________




6)  

 The number of students entrolled in a school is 2037. If the entrollement increases by 5 % every year , how many students will be there after 3 years


Answer:_______________




7)  

 The number of students entrolled in a school is 2459. If the entrollement increases by 5 % every year , how many students will be there after 3 years


Answer:_______________




8)  

 The number of students entrolled in a school is 2466. If the entrollement increases by 2 % every year , how many students will be there after 2 years


Answer:_______________




9)  

 The number of students entrolled in a school is 1685. If the entrollement increases by 2 % every year , how many students will be there after 3 years


Answer:_______________




10)  

 The number of students entrolled in a school is 2199. If the entrollement increases by 2 % every year , how many students will be there after 2 years


Answer:_______________




 

1)  

 The number of students entrolled in a school is 1531. If the entrollement increases by 3 % every year , how many students will be there after 3 years

Answer: 1673


SOLUTION 1 :

Given:

P    =   1531

n     =3 years

 r     = 3%

Appreciation :

                  A  = P[1+(r÷100)]n

                       = 1531[1+(3÷100)]{n1}

                       =1531[1+0.03]3

                       =  1531(1.03)3

                       =  1531 x 1.092727

                       = 1673

                        

 



2)  

 The number of students entrolled in a school is 2462. If the entrollement increases by 5 % every year , how many students will be there after 3 years

Answer: 2850


SOLUTION 1 :

Given:

P    =   2462

n     =3 years

 r     = 5%

Appreciation :

                  A  = P[1+(r÷100)]n

                       = 2462[1+(5÷100)]{n1}

                       =2462[1+0.05]3

                       =  2462(1.05)3

                       =  2462 x 1.157625

                       = 2850

                        

 



3)  

 The number of students entrolled in a school is 1988. If the entrollement increases by 2 % every year , how many students will be there after 3 years

Answer: 2110


SOLUTION 1 :

Given:

P    =   1988

n     =3 years

 r     = 2%

Appreciation :

                  A  = P[1+(r÷100)]n

                       = 1988[1+(2÷100)]{n1}

                       =1988[1+0.02]3

                       =  1988(1.02)3

                       =  1988 x 1.061208

                       = 2110

                        

 



4)  

 The number of students entrolled in a school is 1534. If the entrollement increases by 5 % every year , how many students will be there after 3 years

Answer: 1776


SOLUTION 1 :

Given:

P    =   1534

n     =3 years

 r     = 5%

Appreciation :

                  A  = P[1+(r÷100)]n

                       = 1534[1+(5÷100)]{n1}

                       =1534[1+0.05]3

                       =  1534(1.05)3

                       =  1534 x 1.157625

                       = 1776

                        

 



5)  

 The number of students entrolled in a school is 1783. If the entrollement increases by 2 % every year , how many students will be there after 3 years

Answer: 1892


SOLUTION 1 :

Given:

P    =   1783

n     =3 years

 r     = 2%

Appreciation :

                  A  = P[1+(r÷100)]n

                       = 1783[1+(2÷100)]{n1}

                       =1783[1+0.02]3

                       =  1783(1.02)3

                       =  1783 x 1.061208

                       = 1892

                        

 



6)  

 The number of students entrolled in a school is 2037. If the entrollement increases by 5 % every year , how many students will be there after 3 years

Answer: 2358


SOLUTION 1 :

Given:

P    =   2037

n     =3 years

 r     = 5%

Appreciation :

                  A  = P[1+(r÷100)]n

                       = 2037[1+(5÷100)]{n1}

                       =2037[1+0.05]3

                       =  2037(1.05)3

                       =  2037 x 1.157625

                       = 2358

                        

 



7)  

 The number of students entrolled in a school is 2459. If the entrollement increases by 5 % every year , how many students will be there after 3 years

Answer: 2847


SOLUTION 1 :

Given:

P    =   2459

n     =3 years

 r     = 5%

Appreciation :

                  A  = P[1+(r÷100)]n

                       = 2459[1+(5÷100)]{n1}

                       =2459[1+0.05]3

                       =  2459(1.05)3

                       =  2459 x 1.157625

                       = 2847

                        

 



8)  

 The number of students entrolled in a school is 2466. If the entrollement increases by 2 % every year , how many students will be there after 2 years

Answer: 2566


SOLUTION 1 :

Given:

P    =   2466

n     =2 years

 r     = 2%

Appreciation :

                  A  = P[1+(r÷100)]n

                       = 2466[1+(2÷100)]{n1}

                       =2466[1+0.02]2

                       =  2466(1.02)2

                       =  2466 x 1.0404

                       = 2566

                        

 



9)  

 The number of students entrolled in a school is 1685. If the entrollement increases by 2 % every year , how many students will be there after 3 years

Answer: 1788


SOLUTION 1 :

Given:

P    =   1685

n     =3 years

 r     = 2%

Appreciation :

                  A  = P[1+(r÷100)]n

                       = 1685[1+(2÷100)]{n1}

                       =1685[1+0.02]3

                       =  1685(1.02)3

                       =  1685 x 1.061208

                       = 1788

                        

 



10)  

 The number of students entrolled in a school is 2199. If the entrollement increases by 2 % every year , how many students will be there after 2 years

Answer: 2288


SOLUTION 1 :

Given:

P    =   2199

n     =2 years

 r     = 2%

Appreciation :

                  A  = P[1+(r÷100)]n

                       = 2199[1+(2÷100)]{n1}

                       =2199[1+0.02]2

                       =  2199(1.02)2

                       =  2199 x 1.0404

                       = 2288