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Probability

NCERT Exemplar Ch 13

CBSE_NCERT_EXEMPLAR_CH13

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:

$7$
$14$
$21$
$28$

Step-by-Step Solution

Key Concept: Number of bad eggs $= \text{Total eggs} \times P(\text{bad egg})$.

Stepwise Solution:

Number of bad eggs $= 400 \times 0.035 = 14$. [1.0 Mark]

Marking Scheme:

• Calculating $400 \times 0.035 = 14$: 1.0 Mark

Correct Answer: $14$

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