Advertisements
Advertisements
Question
A woman reduces her weight in the ratio 7 : 5. What does her weight become if originally it was 91 kg.
Advertisements
Solution
Ratio between the original weight and reduced weight = 7 : 5
Let original weight = 7x
then reduced weight = 5x
If original weight = 91 kg
then reduced weight
= `(91 xx 5x)/(7x)`
= 65 kg.
APPEARS IN
RELATED QUESTIONS
If a : b = 3 : 8, find the value of `(4a + 3b)/(6a - b)`.
Divide 64 cm long string into two parts in the ratio 5 : 3.
The ratio between the prices of a scooter and a refrigerator is 4 : 1. If the scooter costs ₹ 45,000 more than the refrigerator, find the price of the refrigerator.
Find the third proportional of 2 m 40 cm and 40 cm
Arrange the following ratios in ascending order of magnitude: 2 : 3, 17 : 21, 11 : 14 and 5 : 7
In an examination, the ratio of passes to failures was 4 : 1. If 30 less had appeared and 20 less passed, the ratio of passes to failures would have been 5 : 1. How many students appeared for the examination
A 35-cm line segment is divided into two parts in the ratio 4 : 3. Find the length of each part.
Fill in the place holder:
Show that 48, 60, 75 are in continued proportion.
The ratio of the number of sides of a triangle to the number of sides of a rectangle is
