Topics

General Knowledge
General Science
General English
Aptitude
General Computer Science
General Intellingence and Reasoning
Current Affairs
Exams
Elementary Mathematics
English Literature

If 2A=3B=5C, then what is A : B : C?

A) 2 : 3 : 5
B) 5 : 3 : 2
C) 6 : 10 : 15
D) 15 : 10 : 6

Correct Answer:




D) 15 : 10 : 6

Description for Correct answer:
2A = 3B = 5C = k

A \( \Large = \dfrac{k}{2}, B = \dfrac{k}{3}, C = \dfrac{k}{5} \)

A : B : C = \( \Large \dfrac{k}{2} \) : \( \Large \dfrac{k}{3} \) : \( \Large \dfrac{k}{5} \)

A : B : C = 15 : 10 : 6

Part of solved SSC CAPF SI Exam questions and answers : Exams >> SSC Exams >> SSC CAPF SI Exam

Comments

Similar Questions

1). In what ratio wheat at Rs. 32 per kg should be mixed with wheat at Rs. 24 per kg so that on selling the mixture at Rs. 39 per kg there is a profit of 30%?

A). 3 : 1

B). 2 : 3

C). 1 :4

D). 2 : 5

2). The average runs scored by a batsman in 7 matches is 53 and in other 9 matches the average is 33. What is the average runs scored by the batsman in 16 matches?

A). 41.75

B). 44.25

C). 47

D). 49.175

3). The average marks obtained by 150 students in an examination is 40. If the average marks of passed students is 60 and that of the failed students is 20, then what is the number of students who passed the examination?

A). 25

B). 50

C). 75

D). 100

E). None of these

4). A trader sold an article at a gain of 20%. Had he purchased it for 40% more and sold for Rs. 24 less, then he would have incurred a loss of 20%. What is the cost price (in Rs.) of the article?

A). 150

B). 300

C). 450

D). 600

5). The cost price of a chair is 25% less than the cost price of a table. If a man sells 5 chairs at the cost price of 7 tables, then what is his profit percentage?

A). 0.3333

B). 0.45

C). 0.8666

D). 0.95

6). If the radius of a circle is decreased by 10%, then what will be the percentage decrease in the area of circle?

A). 19%

B). 20%

C). 21%

D). 23%

7). If A is 50% more than B. B is how much percent less than A?

A). 50%

B). 100%

C). 66.66%

D). 33.33%

E). None of these

8). A car travels 20 % slower than a train. Both starts from point A at the same time and reach point B, 240 km away at the same time. On the way the train takes 48 minutes for stopping at the stations. What is the speed (in km/h) of the car?

A). 80

B). 100

C). 120

D). 60

9). A scooter runs at a speed of 49 km/h after repairing and runs at 42 km/h before repairing. It covers a certain distance in 7 hours after repairing. How much time will it take to cover twice of the distance before repairing?

A). 8 hours 10 minutes

B). 12 hours 20 minutes

C). 16 hours 20 minutes

D). 18 hours 30 minutes

10). What is the difference (in Rs.) between compound interest and simple interest for 3 years on a principal of Rs. 1 ,000/- at the rate of 20% per annum?

A). 64

B). 120

C). 128

D). 136