Question

Among the three numbers, first no. is double of second
no. and second no. is 3 times of third . if the average
of all the three numbers is 20. Find the smallest no.

OPTIONS

(1)09 (2)6 (3) 12 (4) 18
​

Answer 1

Answer:(2)06

Let no =x,y,z

:x=2y,y/3=z

X+y+z/3=20. (Given)

Putting value of x=2y &z=y/3

2y+y+y/3=60

6y+3y+y/3=60

10y/3=60

10y=180

Y=18

Hence x=2y

X=36

Z=y/3

Z=6

Answer 2

Answer:06

Step-by-step explanation: