A man bought 10 litres of kerosene oil at rs 90 per litres,12 litres at 80 per litre and 8 litres at rs 100 per litres and mixed them together.find the average cost of each litres of the mixture
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Answered by
13
10*90+12*80+8*100
=900+960+800
=2660 this is the total sum of rupees
10+12+8 = 30 litres this is the total kerosene
av. cost of each litres of mixtures = 2660 divided by 30 = 88.67 rs
=900+960+800
=2660 this is the total sum of rupees
10+12+8 = 30 litres this is the total kerosene
av. cost of each litres of mixtures = 2660 divided by 30 = 88.67 rs
Answered by
3
Answer:
is 88.67 rs of every litre
Step-by-step explanation:
10*90+12*80+8*100
=900+960+800
=2660 this is the total sum of rupees
10+12+8 = 30 litres this is the total kerosene
av. cost of each litres of mixtures = 2660 divided by 30 = 88.67 rs
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