"When 30% of one number subtracted from another number, the second number reduces to its four-fifths
Channel: Doubtnut
Date: 2020-04-05

"When 30% of one number subtracted from another number, the second number reduces to its four-fifths. What is the ratio of the first to the second number?`2:5`b. `3:2`c. `4;7`d. `\ `cannot be determinede. none of these"