alleryઅતિસંક્ષિપ્ત રૂપમાં રહેલા કયા અપૂર્ણાંકનું દશાંશ વિસ્તરણ સાંત છે?
A3/20
B2/9
C5/7
D1/3
Answer & Solution
Correct answer: A. 3/20
છેદ 20 એ 2 નો વર્ગ ગુણ્યા 5 બરાબર છે, તેથી તેમાં માત્ર અવિભાજ્ય અવયવો 2 અને 5 જ આવે છે અને દશાંશ વિસ્તરણ સાંત બને છે.
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