11. Calculate weighted mean by weighing each price by the quantity consumed:
Product Quantity Consumed
Price
(in units)
(in )
Flour
12
Butter
85
Clothes
8 metres
250
Petrol
6 liters
44
Electricity
26 units
25 kgs
3 kgs
Ол
(Ans. 43.37 pe.
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Twoadjacentanglesofaparallelogramareintheratio4:2.Findthe
measureofeachoftheanglesoftheparallelogram.
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