There are 35 children in a class. the ratio of boys to girls in the class is 2 to 3. if there are 12 girls in the class, how many boys are there?

Find the ratios of the corresponding sides

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25