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
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 sub-triplicate ratio of the following :
m3n6 : m6n3
If r2 = pq , show that p : q is the duplicate ratio of (p+r) : ( q+r)
In a mixture of 126 kg of milk and water, milk and water are in ratio 5 : 2. How much water must be added to the mixture to make this ratio 3 : 2?
Express the following ratios in its simplest form :
5 kg: 800 gm
An alloy consists of `27(1)/(2)` kg of copper and `2(3)/(4)` kg of tin. Find the ratio by weight of tin to the alloy.
Find the triplicate ratio of 3 : 4
If `a/b = c/d = e/f`, prove that each ratio is `[(2a^3 + 5c^3 + 7e^3)/(2b^3 + 5d^3 + 7f^3)]^(1/3)`
5 kg : 7.5 kg = Rs 7.50 : Rs 5
In figure, find the ratio of the area of the shaded portion to that of the whole figure:
Divide 20 pens between Sheela and Sangeeta in the ratio of 3 : 2.
