Kris has an endless supply of 4-cent stamps and 7-cent stamps for mailing a package. what is the greatest amount of postage that cannot be affixed to a package using these stamps?

65

Explanation:

Using the addition table shown in the file attached:

Alternatively 4x + 7y can be an expression to solve this, with x = 4 and y=7

then we have 4(4) = 7(7)

= 16 + 49 = 65

no , per capita income is not a true measure of the development because: -it only tells us about average income not how income is distributed among the people.it only give us an idea of the economic aspect.it is only at the qualitative basis.moreover, income is not only the way of development other factors are also as much as important as income.

answer; the above statement is (false);