Question

6 Decrease 40 by a ratio of 4:5.​

Answer 1

Answer:

39 is your answer.........

Answer 2

Answer:

Increasing Rs 40 in the ratio 5.4 implies that the ratio of the new quantity to the old quantity is 5:4.

∴ Let the increased quantity be x

∴

original amount

New amount

=

40

x

=

4

5

∴x=50

that is the increased quantity is 50

Hope this helps you☺