Scroll:Ratios and proportions >> Solve proportions >> saq (4084)

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)  

 Solve for D.

 
 D
5
 = 
 
50
25

D =



Answer:_______________




2)  

 Solve for R.

 
 R
6
 = 
 
24
12

R =



Answer:_______________




3)  

 Solve for W.

 
 W
4
 = 
 
40
20

W =



Answer:_______________




4)  

 Solve for I.

 
 I
5
 = 
 
20
10

I =



Answer:_______________




5)  

 Solve for T.

 
 T
6
 = 
 
60
30

T =



Answer:_______________




6)  

 Solve for C.

 
 C
5
 = 
 
50
25

C =



Answer:_______________




7)  

 Solve for D.

 
 D
3
 = 
 
24
12

D =



Answer:_______________




8)  

 Solve for M.

 
 M
3
 = 
 
24
12

M =



Answer:_______________




9)  

 Solve for M.

 
 M
3
 = 
 
30
15

M =



Answer:_______________




10)  

 Solve for K.

 
 K
4
 = 
 
40
20

K =



Answer:_______________




 

1)  

 Solve for D.

 
 D
5
 = 
 
50
25

D = Answer: 10


SOLUTION 1 :

Find the cross products and solve for D

 
 D
5
 = 
 
50
25
  

 

Find the cross products

25D = 50 x 5 

Simplify

25D = 250  

Divide both sides by 25

D = 10 

 



2)  

 Solve for J.

 
 J
6
 = 
 
24
12

J = Answer: 12


SOLUTION 1 :

Find the cross products and solve for J

 
 J
6
 = 
 
24
12
  

 

Find the cross products

12J = 24 x 6 

Simplify

12J = 144  

Divide both sides by 12

J = 12 

 



3)  

 Solve for O.

 
 O
4
 = 
 
40
20

O = Answer: 8


SOLUTION 1 :

Find the cross products and solve for O

 
 O
4
 = 
 
40
20
  

 

Find the cross products

20O = 40 x 4 

Simplify

20O = 160  

Divide both sides by 20

O = 8 

 



4)  

 Solve for P.

 
 P
5
 = 
 
20
10

P = Answer: 10


SOLUTION 1 :

Find the cross products and solve for P

 
 P
5
 = 
 
20
10
  

 

Find the cross products

10P = 20 x 5 

Simplify

10P = 100  

Divide both sides by 10

P = 10 

 



5)  

 Solve for I.

 
 I
6
 = 
 
60
30

I = Answer: 12


SOLUTION 1 :

Find the cross products and solve for I

 
 I
6
 = 
 
60
30
  

 

Find the cross products

30I = 60 x 6 

Simplify

30I = 360  

Divide both sides by 30

I = 12 

 



6)  

 Solve for L.

 
 L
5
 = 
 
50
25

L = Answer: 10


SOLUTION 1 :

Find the cross products and solve for L

 
 L
5
 = 
 
50
25
  

 

Find the cross products

25L = 50 x 5 

Simplify

25L = 250  

Divide both sides by 25

L = 10 

 



7)  

 Solve for S.

 
 S
3
 = 
 
24
12

S = Answer: 6


SOLUTION 1 :

Find the cross products and solve for S

 
 S
3
 = 
 
24
12
  

 

Find the cross products

12S = 24 x 3 

Simplify

12S = 72  

Divide both sides by 12

S = 6 

 



8)  

 Solve for Q.

 
 Q
3
 = 
 
24
12

Q = Answer: 6


SOLUTION 1 :

Find the cross products and solve for Q

 
 Q
3
 = 
 
24
12
  

 

Find the cross products

12Q = 24 x 3 

Simplify

12Q = 72  

Divide both sides by 12

Q = 6 

 



9)  

 Solve for W.

 
 W
3
 = 
 
30
15

W = Answer: 6


SOLUTION 1 :

Find the cross products and solve for W

 
 W
3
 = 
 
30
15
  

 

Find the cross products

15W = 30 x 3 

Simplify

15W = 90  

Divide both sides by 15

W = 6 

 



10)  

 Solve for O.

 
 O
4
 = 
 
40
20

O = Answer: 8


SOLUTION 1 :

Find the cross products and solve for O

 
 O
4
 = 
 
40
20
  

 

Find the cross products

20O = 40 x 4 

Simplify

20O = 160  

Divide both sides by 20

O = 8