Advertisements
Advertisements
Question
Out of 50 students in a class, 30 are boys. Find the ratio of number of boys to the total number of students
Advertisements
Solution
Total no of students = 50
No of boys = 30
No of girls = 50 – 30 = 20
Ratio of boys to the total no of students = 30 : 50
= `30/50`
= `3/5`
= 3 : 5
APPEARS IN
RELATED QUESTIONS
If r2 = pq, show that p : q is the duplicate ratio of (p + r) : (q + r).
Find the compounded ratio of the following:
15: 16 and 8 : 5
The hypotenuse of a right angled triangle is 3`sqrt(5)`. If the smaller side is tripled and the larger side is doubled, the new hypotenuse will be 15 cm. Find the length of each side.
Reduce the following ratio to their lowest term:
5 kg 500 gm : 2 kg 750 gm
Which ratio is greater:
`8/15` or `5/9`
Are the following numbers in proportion 32, 40, 48 and 60?
Find the value of x when 36 : x : : x : 16.
Choose the correct answer from the given options :
Two numbers are in the ratio 7 : 9. If the sum of the numbers is 288, then the smaller number is
When Chinmay visted chowpati at Mumbai on a holiday, he observed that the ratio of North Indian food stalls to South Indian food stalls is 5 : 4. If the total number of food stalls is 117, find the number of each type of food stalls.
A carpenter had a board which measured 3 m × 2 m. She cut out a rectangular piece of 250 cm × 90 cm. What is the ratio of the area of cut out piece and the remaining piece?
