Question

13. The children vaccinated in a country in the last three months (July, August September) are in the ratio 2:3:5. Sum of their cubes is 160000. a) Find how many people are vaccinated in each month. b) What is the difference between the number of people vaccinated in September and July?​

Answer 1

Answer of a...

Now from here u can easily know the value of b question.

Answer 2

Step-by-step explanation:

let in 3 months the number of children was vaccinated is 2x,3x,5x

in equation,

(2x)³+(3x)³+(5x)³=160000

or,8x³+27x³+125x³=160000

or,216x³=160000

or,x³=160000/216

or,x=9.048

[now calculate the number yourself to make your brain sharp] [find the answers yourself]