Question

Q3.Check whether the given ratio form a proportion 3 : 4 :: 2:15​

Answer 1

Answer:

3:4 :: 2:15

3:4 = 2:15

4× 2 = 3 × 15 ( pdt. of mean × Pdt. of extreme )

8 ≠ 15

∴ 3:4::2:15 are not in proportion