Advertisements
Advertisements
प्रश्न
Out of 50 students in a class, 30 are boys. Find the ratio of number of girls to the total number of students
Advertisements
उत्तर
Total no of students = 50
No of boys = 30
No of girls = 50 – 30 = 20
Ratio of girls to the total number of students = 20 : 50
= `20/50`
= `2/5`
= 2 : 5
APPEARS IN
संबंधित प्रश्न
Find the compound ratio of :
3 : 5 and 8 : 15
Two numbers are in the ratio 5:7. If 3 is subtracted from each of them, the ratio between them becomes 2:3. Find the numbers.
If `"a"/"b" = "c"/"d"`, show that: `(a^3c + ac^3)/(b^3d + bd^3) = ("a" + "c")^4/("b" + "d")^4`
Find the sub-duplicate ratio of 9 : 16
The ratio of income to the expenditure of a family is 7 : 6. Find the savings if the income is Rs 14000.
Choose the correct answer from the given options :
When the number 210 is increased in the ratio 5 : 7, the new number is
The ratio of 1 hour to one day is 1 : 1.
20 m : 70 m = Rs 8 : Rs ______.
Length and breadth of the floor of a room are 5 m and 3 m, respectively. forty tiles, each with area `1/16` m2 are used to cover the floor partially. Find the ratio of the tiled and the non tiled portion of the floor.
Out of 30 students in a class, 6 like football, 12 like cricket and remaining like tennis. Find the ratio of number of students liking cricket to total number of students.
