Question

two number respectively 30 and 40 less than a third number. what per cent is the second of the first?

Answer 1

Answer:

85.71% (approximately)

Step-by-step explanation:

two number are less than third number is 30 and 40.

let third number is 100

first number is 70

2nd number is 60

now according to question

70*x/100= 60

x= 60*100/70

x= 600/7

x= 85.71 (approximately)