Advertisements
Advertisements
प्रश्न
Find the fourth proportional of 4 hours 40 minutes, 1 hour 10 minutes and 16 hours.
Advertisements
उत्तर
Fourth proportional of 4 hours 40 minutes, 1 hour 10 minutes and 16 hours.
4 hours 40 minutes = 4 × 60 + 40
= 240 40 = 280
1 hour 10 minutes = 1 × 60 + 10
= 60 + 10 = 70 minutes
16 hours = 16 × 60 = 960 minutes
∴ Fourth proportional = `(70 xx 960)/280`
= 240 minutes = `240/60` = 4 hours
APPEARS IN
संबंधित प्रश्न
Find the sub-duplicate ratio of the following :
`(9"a"^2)/5 : (25"a"^2)/3`
If (5x+3) : (3x+ 1) is the triplicate ratio of 4 : 3 , find x.
If 2a = 3b and 4b = 5c, find: a : c.
Do the ratios 2 kg : 80 kg and 25 g : 625 g form a proportion?
Express the following ratio in the simplest form:
777 : 1147
A 35-cm line segment is divided into two parts in the ratio 4 : 3. Find the length of each part.
The ratio of the length of a field to its width is 5 : 3. Find its length if the width is 42 metres.
There are ‘b’ boys and ‘g’ girls in a class. The ratio of the number of boys to the total number of students in the class is ______.
The ratio of 1 hour to one day is 1 : 1.
225% is equal to ______.
