out the pe Amit sells his goods 10% cheaper than Banwari and 10% dearer than Sadik. Acustomer purchases goods worth * 11,200 from Amit. Will it be profitable or not for him to buy half of the goods from Banwari and half of the goods from Sadik? (Jabalpur, 2001) (Ans. 113.13 loss)

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b) 62.47% of the students are between 14 and 18 years old.

step-by-step explanation:

mean = 15 and standard deviation = 2

student between 14 to 18

formula used z-score

for age 14 , z score

using z-table , p(z> -0.5)=0.3085

for age 18 , z score

using z-table , p(z< 1.5)=0.9332

p(-0.5< z< 1.5)=0.9332-0.3085 = 0.6247

thus, 62.47% of the students are between 14 and 18 years old.

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step-by-step explanation: