There are 336 girls at a concert. The ratio of girls to boys at the concert is 4 to 5. How many total girls and boys are at the concert?​

There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part

Acertain population of bacteria demonstrates exponential growth doubles in size every 4 days. how long will it take the population to triple in size?

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be