Advertisements
Advertisements
Question
The ratio between two numbers is 5 : 9. Find the numbers, if their H.C.F. is 16.
Advertisements
Solution
Let the first number be 5x and second number be 9x
H.C.F. of 5x and 9x = Largest number common to 5x and 9x = x
Given H.C.F. = 16 ⇒ x = 16
∴ Required numbers = 5x and 9x = 5×16 and 9×16 = 80 and 144
APPEARS IN
RELATED QUESTIONS
If (p - x) : (q - x) be the duplicate ratio of p : q then show that: `1/"p" + 1/"q" = 1/"x"`
State true or false :
A ratio equivalent to 5 : 4 is 240 : 192
Ratio of the distance of the school from A’s home to the distance of the school from B’s home is 2 : 1.
(i) Who lives nearer to the school?
(ii) Complete the following table:
Mr. Gupta divides Rs 81000 among his three children Ashok, Mohit, and Geeta in such a way that Ashok gets four times what Mohit gets and Mohit gets 2.5 times what Geeta gets. Find the share of each of them.
If x, y, and z are in continued proportion, then which of the following is true:
x : y = x : z
In the example below, find the ratio of the first number to the second.
63, 49
Find the sub-triplicate ratio of `(1)/(8) : (1)/(125)`
If 3A = 4B = 6C, find A : B : C
The income of a man is increased in the ratio of 10 : 11. If the increase in his income is Rs 600 per month, find his new income.
In a college, out of 4320 students, 2300 are girls. Find the ratio of number of girls to the total number of students.
