Question

4. Answer the following questions: (8 mark (a) In a pen stand, the number of blue, black, and red pens are in the ratio 1:2:3 respectively. If there are 6 black pens, find the number of red pens.​

Answer 1

Answer:

3 blue and 9 red

Step-by-step explanation:

let the number of blue pen = x

the number of black= 2x

the number of red = 3x

now,

2x = 6

x= 6/2 =3

so, the number of blue pen will be 3

and the number of red will be 9