Question

5.
14. A's income is 20% less than that of B. By what per cent is B's income more than A's?
15. The price of petrol goes up by 10%. By how much per cent must a motorist reduce the
consumption of petrol so that the expenditure on it remains unchanged?​

Answer 1

Answer:

the study of the physical features of the earth and its atmosphere, and of human activity as it affects and is affected by these, including the distribution of populations and resources and political and economic activities.

Answer 2

Hey mate,

I have given you the examples.

Just numbers are different....

Try to do both these questions yourself with the help of these examples.....

Ok !

Please give me thanks and Mark as brainliest.