i buy 8 kg of cooking apples at 10p per and 2, Average and Mixtures, Mathematics (O-Level)

Test
- Model Test
Index

Question:I buy 8 kg of cooking apples at 10p per kg and 2 kg of eating apples at 15p per kg. Find the average cost of 1 kg of apples.

Answer 8 kg at 10p per kg cost 80 new pence
2 kg at 15p per kg cost 30 new pence
Total cost of 10 kg is  110 new pence
The average cost per kg is `110/10` = 11p.

+ Report

Quizzes on Average and Mixtures Ebook

Total Preview: 981

I buy 8 kg of cooking apples at 10p per kg and 2 kg of eating apples at 15p per kg. Find the average cost of 1 kg of apples.

Question:I buy 8 kg of cooking apples at 10p per kg and 2 kg of eating apples at 15p per kg. Find the average cost of 1 kg of apples.

Answer 8 kg at 10p per kg cost 80 new pence 2 kg at 15p per kg cost 30 new pence Total cost of 10 kg is 110 new pence The average cost per kg is `110/10` = 11p.