Grade 9 / first term / algebra / quiz 14 / follow ratio

If : 24 , X , 6 , 3 are proportional quantities , then X = .......

• 9

• 12

• 18

• 6

• 12

• -7

The fourth proportion for 3 , 5 and 27 is .......

• 6

• 45

• 27

Solve the proportion:

• 15
• 5
• 10

• 4

• 6

• 2

Solve the equation for x:

• 17
• 16
• 15

Find the number which if it is added to the two terms of the ratio 7 : 11 it will be 2 : 3

• 1

• 7

• 11

Find the number which if it is added to the two terms of the ratio 6 : 8 it will be 4 : 5

• 1

• 7

• 2

Find the number which if it is subtract from the two terms of the ratio 17 : 19 it will be 7 : 8

• 3

• 7

• 2

• 1

• 12

• 10