A box contains red, blue and black paper clips in a ratio 2:5:7. If the differencebetween the number of black and red paper clips is 20, how many paper clips arethere in a box altogether? About the author Jasmine

Answer: No of clips in the box = 140 Step-by-step explanation: no of red clips = 2x no of blue clips = 5x no of black clips = 7x The difference between the number of black and red paper clips is 20, 7x-5x = 20 2x = 20 x = 10 no of clips in the box, 2x+5x+7x = 20+50+70 = 140 Reply

Answer:No of clips in the box = 140Step-by-step explanation:no of red clips = 2x

no of blue clips = 5x

no of black clips = 7x

The difference between the number of black and red paper clips is 20,

7x-5x = 20

2x = 20

x = 10

no of clips in the box,

2x+5x+7x = 20+50+70 =

140