If 12, 21, 72, 126 are in proportion, then:

 If 12, 21, 72, 126 are in proportion, then:

A). 12 72 = 21 126

B). 12 21 = 72 126

C). 12 126 = 21 72

D). None of these

---

Join Telegram Group

Answer This Question
Name:
Email:
Answer :
Sum of (2+4)
Submit:

Other Questions

1.  64 boys and 40 girls form a group for social work. During their membership drive, same number of boys and girls joined the group. How many members does the group have now, if the ratio of boys to girl

2. If A:B =3:4. B:C =5:7 and C:D= 8:9 then A: D is equal to

3.  Some pens are divided among A, B, C and D. A gets twice the number of pens that B gets. C gets the same number of pens as D gets. If A gets 25 pens more than D and the ratio of the number of pens that

4.  The food in a camp lasts for 30 men for 40 days. If ten more men join, how many days will the food last?

5. If (x + y) : (x – y) = 5 : 2, find value of (4x + 5y)/(x – 4y)

6. The ratio of salary of ananya and Krish are in the ratio of 4 : 5. If after one year, the salary of each of them is increased by Rs. 5000, the new ratio becomes 67 : 71. What is Krish’s salary?

7. In the first hall, there are 396 children who have 5 marbles and 225 children who have 7 marbles each. 198 children with 5 marbles each and 225 children with 7 marbles each are taken to the second hall. What will be the ratio of number of marbles in the second hall to that in the first hall?

8. If their is a reduction in the number of workers in a factory in the ratio 15 : 11 and an increment in their wage in the ratio 22 : 25, then the ratio by which the total wage of the workers should be decreased is

9.  What is the least number to be subtracted from 11, 15, 21 and 30 each so that the resultant numbers become proportional?

10. The cost of a golden statue varies directly as the cube of its weight. Once, this statue broke into three pieces with weights in the ratio 1 ∶ 3 ∶ 4. When the pieces were sold, the merchant got Rs. 16000. Find the original price of the golden statue.