Write down the decimal expansions of the following numbers which have terminating decimal expansions.

Write down the decimal expansions of the following numbers which have terminating decimal expansions.

Write down the decimal expansions of the following numbers which have terminating decimal expansions.

Write down the decimal expansions of the following numbers which have terminating decimal expansions.

The following real numbers have decimal expansions as given below. In each case examine whether they are rational or not. If they are a rational number of the form p/q, what can be said about q?

(i) 7.2345

(ii)

(iii) 23.245789

(iv)

(v) 0.120120012000120000…

(vi) 23.142857

(vii) 2.313313313331…

(viii) 0.02002000220002…

(ix) 3.300030000300003…

(x) 1.7320508…

(xi) 2.645713

(xii) 2.8284271…