Question
The average mark obtained by 110 candidates in a certain
examination is 45. If the average marks of passed candidates are 50 and that of the failed candidates is 25, then what is the number of candidates who passed in the examination?Solution
According to question, => 50 × x + 25 × (110 − x) = 110 × 45 => 50x + 2750 – 25x = 4950 => x = 88
Which type of parthenocarpy is observed in Banana?Â
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Mughal garden is an example of which type of garden?
What is the reason behind cell elongation in internodal regions of plants?
Which components make up the xylem in angiosperms?
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Which is an example of a false fruit, formed from parts other than the ovary wall?
