When 30% of a number is added to another number , the second number increases to its 140%, what is the ratio beween 1st & 2nd number ?
Two-fifth of one-fourth of three-sevenths of a number is 15. What is the half of that number ?
A bought an article with 30% discount on the labelled price. He sold the article with 12% profit on the labelled price. What was his profit percent ?
A number is increased by 10% and then again decreased by 10% what is the percent increase or decrease in the final number ?
25% of a number is 20. What is 40% of that number.