Question

1. A. Tick (✓) the correct option.
n
(a) 0.225 expressed as a rational number is-
45
9
225
(1)
(ii)
4
210
40
(iv)
999
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Answer 1

C IS THE RIGHT ANSWER BUT IT WILL BE 9/40 NOT 9/4

0.225=225/1000(0 ACCORDING TO DIGITS AFTER DECIMAL)

SO 225/1000=45/200=9/40(ALL ACCORDING TO TABLE OF 5)

thank u for asking