Advertisements
Advertisements
Question
Two poles of different heights are standing vertically on a horizontal field. At a particular time, the ratio between the lengths of their shadows is 2 :3. If the height of the smaller pole is 7.5 m, find the height of the other pole.
Advertisements
Solution
Ratio between the shadows of two poles = 2:3
∴ Height of smaller pole = 7.5 m
Height of taller pole = `(7.5 xx 3)/2`
`= 22.5/2 = 11.25`
APPEARS IN
RELATED QUESTIONS
The ratio between the number of boys and the number of girls in a class is 4:3 . If there were 20 more boys and 12 less girls, the ratio would have been 2:1. Find the total number of students in
the class.
A bag contains Rs 1800 in the form of Rs 1 , Rs 2 and Rs 5 ooins. The ratio of the number of the respective coins is 3: 7: 11. Find the total number of ooi ns in the bag.
Check whether the following quantities form a proportion or not?
0.4, 0.5, 2.9 and 3.5
If m : n = 4 : 9 and n : s : 3 : 7, find m : s
Rohit goes to school by car at 60 km per hour and Manoj goes to school by scooty at 40 km per hour. If they both live in the same locality, find the ratio between the time taken by Rohit and Manoj to reach school.
Express the following ratio in the simplest form:
85 : 561
Express the following ratio in the simplest form:
186 : 403
Fill in the place holder:
Ratio of 75 paise to ₹ 2 = _____________
The ratio of 10 kg to 100 kg is 1 : 10
