Probability
NCERT Exemplar
CBSE
Grade 10
Question:
The probability of getting a bad egg in a lot of $400$ eggs is $0.035$. The number of bad eggs in the lot is:
(a) $7$
(b) $14$
(c) $21$
(d) $28$
Step-by-Step Solution
Key Concept: Number of bad eggs $= \text{Total eggs} \times P(\text{bad egg})$.
Number of bad eggs $= 400 \times 0.035 = 14$. [1.0 Mark]
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🎯 Official CBSE Marking Scheme:
Calculating $400 \times 0.035 = 14$: 1.0 Mark
Correct Answer: $14$
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