Question

3. 12, 16, *, 20 are in proportion. Then * is(a) 25(b) 14(c) 15​

Answer 1

Answer:

15

Step-by-step explanation:

let * be x

atq,12:16::x:20

12/16=x/20

16x=12×20

16x=240

x=240/16

x=15

*=15