The decimal expansion that a rational number cannot have is

Write down the decimal expansion of those rational numbers which have terminating decimal expansions : 2157/(5)^4 .

Write down the decimal expansions of those rational numbers which have terminating decimal expansions. : 13/3125.

Write down the decimal expansions of those rational numbers which have terminating decimal expansions. : 17/8.

Write down the decimal expansions of those rational numbers which have terminating decimal expansions. : 64/455.

Write down the decimal expansions of those rational numbers which have terminating decimal expansions. : 15/1600.

Write down the decimal expansions of those rational numbers which have terminating decimal expansions. : 6/15 .

Write down the decimal expansions of those rational numbers which have terminating decimal expansions. : 35/50 .

Write down the decimal expansions of those rational numbers which have terminating decimal expansions. : 77/210 .

Write down the decimal expansion of those rational numbers which have terminating decimal expansions : 35/((3)^2(11)) .

Write down the decimal expansion of those rational numbers which have terminating decimal expansions : 43/20 .