Marissa and todd are typing a manuscript and have split work evenly. marissa has already typed 390 words and can type at 35 words per minute. todd started late and has only typed 230 words but he can type 45 words per minute. how long will it take for todd to catch up to marissa?

An animal shelter has 21 puppies. if the puppies are 28% of the total dogs and cat population how many dogs and cats are in the animal shelter

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Raymond just got done jumping at super bounce trampoline center. the total cost of his session was $43.25 . he had to pay a $7 entrance fee and $1.25 for every minute he was on the trampoline. write an equation to determine the number of minutes (t) that raymond was on the trampoline.