Advertisements
Advertisements
Question
Out of 50 students in a class, 30 are boys. Find the ratio of number of boys to the number of girls
Advertisements
Solution
Total no of students = 50
No of boys = 30
No of girls = 50 – 30 = 20
Ratio of boys to girls = 30 : 20
= `30/20`
= `3/2`
= 3 : 2
APPEARS IN
RELATED QUESTIONS
Find the duplicate ratio of the following :
(a+b): (a2- b2)
Rs. 720 is divided between x and y in the ratio 4:5. How many rupees will each get?
If P : Q = `1/2 : 1/3` and Q : R = `1 1/2 : 1 1/3`, find P : R.
Reduce the following ratio to their lowest term:
4 weeks : 49 days
Shubham’s age today is 12 years and his father’s is 42 years. Shubham’s mother is younger than his father by 6 years. Find the ratio of Shubham’s age today to his mother’s age today.
Find the compounded ratio of: (a – b) : (a + b), (a + b)2 : (a2 + b2) and (a4 – b4) : (a2 – b2)2
Find the triplicate ratio of 3 : 4
Find the ratio of the price of a pencil to that of a ball pen if pencils cost Rs 96 per score and ball pens cost Rs 50.40 per dozen.
25 kg : 20 g = 50 kg : 40 g
20 m : 70 m = Rs 8 : Rs ______.
