Advertisements
Advertisements
Question
A grocer mixes coffee powder of 2 types, one of which is priced at Rs. 60 and the other at Rs. 90. What should be the ratio of combining the two, to sell the blended mix coffee powder of the two types at Rs. 80?
Options
2:1
2:3
1:2
3:2
Advertisements
Solution
1:2
Explanation:
Let amount of first and second type of coffee powder are x and y respectively
ATQ,
60 x + 90 y = 80 (x + y)
6x + 9y = 8 (x + y)
y = 2x ⇒ x: y = 1: 2
APPEARS IN
RELATED QUESTIONS
When-all the students in a school are made to stand in rows of 54, 30 such rows are formed. If the students are made to stand in rows of 45, how many such rows will be formed?
₹324 is divided among three friends Sonu, Monu, and Hari in the ratio 5:6:7. What is Monu's share of the money?
Fresh grapes contain 90% water by weight while dried grapes contain 20% water by weight. What is the weight of dry grapes available from 20 kg of fresh grapes?
In a bag, there are coins of 25 paise, 10 paise, and 5 paise in the ratio of 1 : 2 : 3. If there is ₹30 in all, how many 5 paise coins are there?
The fourth proportional to 5, 8, 15 is
Find the ratio in which rice at ₹7.20 per kg, be mixed with rice at ₹5.70 per kg to produce a mixture worth ₹6.30 per kg.
70 males and 100 females are working in a firm. During one mass recruitment drive, an equal number of males and females are recruited and their ratio becomes 3:4. The total number of people working in the firm after recruitment is:
If a : b : c = 2 : 3 : 4 and 2a − 3b + 4c = 33, then the value of c is ______.
In the whole world, the ratio of land and water is 1 : 2. If this ratio is 2 : 3 in North hemisphere then what is the ratio of land and water in South hemisphere?
The ratio between the present ages of Madan and Kamal is 8 : 5 respectively. After eight years Madan's age will be 40 years. What was Kamal's age 6 years ago?
