alleryA 3/4 L મિશ્રણ 2/5 સીરપ છે; તે કેટલું પાણી 1/4 ચાસણી બનાવે છે?
A3/20 L
B3/10 L
C9/20 L
D6/5 L
Answer & Solution
Correct answer: C. 9/20 L
ચાસણીનું પ્રમાણ 3/4 × 2/5 = 3/10 L છે, તેથી જરૂરી કુલ (3/10) ÷ (1/4) = 6/5 L છે અને ઉમેરાયેલ પાણી 6/5 − 3/4 = 9/20 L છે.
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