Advertisements
Advertisements
Question
Two numbers are in the ratio 5: 7. Their difference is 10. Find the numbers.
Advertisements
Solution
Ratio between two numbers = 5:7
Difference = 7-5 = 2
If difference is 2, then first number = 5
and if difference is 10, then first number
`= 5/2 xx 10 = 25`
and second number = `7/2 xx 10 = 35`
APPEARS IN
RELATED QUESTIONS
If (a – b) : (a + b) = 1 : 11, find the ratio (5a + 4b + 15) : (5a – 4b + 3).
In a basket, the ratio between the number of oranges and the number of apples is 7 : 13. If 8 oranges and 11 apples are eaten, the ratio between the number of oranges and the number of apples becomes 1 : 2. Find the original number of oranges and the original number of apples in the basket.
Two numbers are in the ratio 2 : 3. If 5 is added to each number, the ratio becomes 5 : 7. Find the numbers.
Is the ratio of 6 g and 15 g same as the ratio of 36 cm and 90 cm ?
Express the given ratio in its simplest form: 22 : 66
Reema has 24 notebooks and 18 books. Find the ratio of notebooks to books.
A certain sum was divided among A, B and C in the ratio 7 : 5 : 4. If B got Rs 500 more than C, find the total sum divided.
From the given pairs, find which ratio is larger:
(5 : 12) or (17 : 30)
3 : 33 = 33 : 333
225% is equal to ______.
