Question

Yoku is putting on sunscreen. he uses 2ml to cover 50cm2" of his skin. He wants to know how many milliliters of sunscreen (c) he needs to cover 325 cm2 of his skin. How many milliliters of sunscreen does Yoku need to cover 325m2 of his skin

Answer 1

so:-

given that :-

a)2ml covers 50cm^2 of skin

then:- 1ml covers = "x"

that is 50/2= 25

hence:- 1ml covers 25cm^2

b) so to cover 325 cm^2

it is :- 325/25= 13ml

hence:- 13 ml is required

therefore yoku required 13ml to cover 325 cm^2

hope it helps you.