Question

11. The first three terms of a proportion are 12, 21 and 8 respectively. The 4th term is
(a) 18
(b) 16
(c) 14
(d) 20
12. The ratio 92 : 115 in simplest form is
(a) 23:25
(b) 18:23
(c) 3:5
(d) 4:5​

Answer 1

Answer:

11. 12/21::8/x

12×8=96/21=

32/7

12.4:5