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If probability of happening of an event is $57\%$, then probability of non-happening of the event is
- (a)$0.43$
- (b)$0.57$
- (c)$53\%$
- (d)$\frac{1}{57}$
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Ans: (A) $0.43$
If probability of happening of an event is 57\% , then probability of non-happening of the event is
CBSE Class 10 Maths PYQ · Probability · Complement of event · 1 Mark · March 2025 · Basic
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