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 Y.

 
 Y
3
 = 
 
30
15

Y =



Answer:_______________




2)  

 Solve for R.

 
 R
4
 = 
 
32
16

R =



Answer:_______________




3)  

 Solve for E.

 
 E
6
 = 
 
60
30

E =



Answer:_______________




4)  

 Solve for B.

 
 B
3
 = 
 
18
9

B =



Answer:_______________




5)  

 Solve for U.

 
 U
5
 = 
 
30
15

U =



Answer:_______________




6)  

 Solve for J.

 
 J
3
 = 
 
18
9

J =



Answer:_______________




7)  

 Solve for F.

 
 F
4
 = 
 
40
20

F =



Answer:_______________




8)  

 Solve for M.

 
 M
3
 = 
 
12
6

M =



Answer:_______________




9)  

 Solve for M.

 
 M
3
 = 
 
30
15

M =



Answer:_______________




10)  

 Solve for R.

 
 R
3
 = 
 
24
12

R =



Answer:_______________




 

1)  

 Solve for U.

 
 U
3
 = 
 
30
15

U = Answer: 6


SOLUTION 1 :

Find the cross products and solve for U

 
 U
3
 = 
 
30
15
  

 

Find the cross products

15U = 30 x 3 

Simplify

15U = 90  

Divide both sides by 15

U = 6 

 



2)  

 Solve for T.

 
 T
4
 = 
 
32
16

T = Answer: 8


SOLUTION 1 :

Find the cross products and solve for T

 
 T
4
 = 
 
32
16
  

 

Find the cross products

16T = 32 x 4 

Simplify

16T = 128  

Divide both sides by 16

T = 8 

 



3)  

 Solve for G.

 
 G
6
 = 
 
60
30

G = Answer: 12


SOLUTION 1 :

Find the cross products and solve for G

 
 G
6
 = 
 
60
30
  

 

Find the cross products

30G = 60 x 6 

Simplify

30G = 360  

Divide both sides by 30

G = 12 

 



4)  

 Solve for K.

 
 K
3
 = 
 
18
9

K = Answer: 6


SOLUTION 1 :

Find the cross products and solve for K

 
 K
3
 = 
 
18
9
  

 

Find the cross products

9K = 18 x 3 

Simplify

9K = 54  

Divide both sides by 9

K = 6 

 



5)  

 Solve for K.

 
 K
5
 = 
 
30
15

K = Answer: 10


SOLUTION 1 :

Find the cross products and solve for K

 
 K
5
 = 
 
30
15
  

 

Find the cross products

15K = 30 x 5 

Simplify

15K = 150  

Divide both sides by 15

K = 10 

 



6)  

 Solve for R.

 
 R
3
 = 
 
18
9

R = Answer: 6


SOLUTION 1 :

Find the cross products and solve for R

 
 R
3
 = 
 
18
9
  

 

Find the cross products

9R = 18 x 3 

Simplify

9R = 54  

Divide both sides by 9

R = 6 

 



7)  

 Solve for X.

 
 X
4
 = 
 
40
20

X = Answer: 8


SOLUTION 1 :

Find the cross products and solve for X

 
 X
4
 = 
 
40
20
  

 

Find the cross products

20X = 40 x 4 

Simplify

20X = 160  

Divide both sides by 20

X = 8 

 



8)  

 Solve for J.

 
 J
3
 = 
 
12
6

J = Answer: 6


SOLUTION 1 :

Find the cross products and solve for J

 
 J
3
 = 
 
12
6
  

 

Find the cross products

6J = 12 x 3 

Simplify

6J = 36  

Divide both sides by 6

J = 6 

 



9)  

 Solve for A.

 
 A
3
 = 
 
30
15

A = Answer: 6


SOLUTION 1 :

Find the cross products and solve for A

 
 A
3
 = 
 
30
15
  

 

Find the cross products

15A = 30 x 3 

Simplify

15A = 90  

Divide both sides by 15

A = 6 

 



10)  

 Solve for I.

 
 I
3
 = 
 
24
12

I = Answer: 6


SOLUTION 1 :

Find the cross products and solve for I

 
 I
3
 = 
 
24
12
  

 

Find the cross products

12I = 24 x 3 

Simplify

12I = 72  

Divide both sides by 12

I = 6