Match each mixture in List I with its price per kg in List II.

Match each mixture in List I with its price…

Question 9

MediumOriginal question

Match each mixture in List I with its price per kg in List II.

List I	List II
A. 3 kg at ₹70 with 1 kg at ₹90	I. ₹65
B. 1 kg at ₹30 with 1 kg at ₹50	II. ₹75
C. 2 kg at ₹50 with 3 kg at ₹75	III. ₹25
D. 4 kg at ₹20 with 1 kg at ₹45	IV. ₹40

A-IV, B-II, C-I, D-IIICorrect answerYour answerA-II, B-IV, C-I, D-IIICorrect answerYour answerA-II, B-IV, C-III, D-ICorrect answerYour answerA-IV, B-II, C-III, D-ICorrect answerYour answer

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CorrectNot quiteAnswer B

Correct answer: B

Mean price = total cost ÷ total weight: $\frac{210 + 90}{4} = 75$ and $\frac{30 + 50}{2} = 40$ .
$\frac{100 + 225}{5} = 65$ and $\frac{80 + 45}{5} = 25$ .

Concept: Mean prices in a table
Typical timeTypical: 120 s
Your timeYours: —

The rule this testsThe mean price of a mixture

Practise this chapter →

Ten questions from Alligation & Mixtures, at your own pace.

Practise this chapter →

Ten questions from Alligation & Mixtures, at your own pace.

Question 9

Explanation