Proportion

Is this a direct proportion?

• yes
• no

Find the value of k , the constant proportionality.

• 8

• 16

• 6

• 3

Is this graph proportional?

• Yes
• No

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Solve for x

• x = 19.6

• x = 5/98

• x = 101/5

Solve for x 

• x = 6
• x = 25
• x = 28
• x = 17

Solve the proportion:

• 15
• 5
• 10
• 12

Identify whether the given relation is Direct or Indirect Proportion?
The number of workers on a job and the time to complete the job

• Direct Proportion
• Indirect Proportion 

五十五分之十九的分子、分母同时加一个相同的数，得到的新分数约分后是五分之二。所加的数是多少？

甲、乙两个仓库存有相同质量的货物，如果从甲仓库运60吨货物到乙仓库，那么甲、乙两个仓库的存货质量比是2：3，两个仓库原来各存货物多少吨？