The smallest rational number by which `1/3` should be multiplied so that its decimal expansion terminate after one place of decimal, is

The smallest rational number by which 1/3 should be multiplied so that its decimal expansion terminates after one place of decimal, is ....................... (a) 3/(10) (b) 1/(10) (c) 3 (d) 3/(100)

By what rational number should -9/35 be multiplied to get 3/5 ?

Find the smallest number by which 980 be multiplied so that the product is a perfect square.

By which rational number should (13)/(9) be multiplied to get (-3)/(2) ?

Find a rational number, which when expressed as a decimal will have 0.6 as its expansion.

(i) Find the smallest number by which 2592 be multiplied so that the product is a perfect square. (ii) Find the smallest number by which 12748 be multiplied so that the product is a perfect square.

Without actually performing the long division, state whether the following rational numbers will have terminating decimal expansion or a non-terminating repeating decimal expansion. Also, find the number of places of decimals after which the decimal expansion terminates. (15)/(600) (ii) (13)/(3125) (iii) (23)/(2^3 5^2)

Without actually performing the long division, state whether the following rational numbers will have terminating decimal expansion or a non-terminating repeating decimal expansion. Also, find the number of places of decimals after which the decimal expansion terminates. (17)/8 (ii) (64)/(455) (iii) (29)/(343)

Find a rational number which when expressed as a decimal will have 1.2bar(56) as its expansion.

Find the rational numbers having the following decimal expansion: \ 0. 6 888888.......