Nos jogos olimpicos de verao ,o triatlo e composto de 1500 m de nataçao, 40.000 m de ciclismo e 10.000 m de corrida em certa competiçao de triatlo, os atletas devem nadar um vinte e cinco avos (fraçao) do percurso, correr um quinto (fraçao) e pedalar o restante a- que fraçao do percurso um atleta deve percorrer sem bicicleta? b- que fraçao do percurso o atleta percorre com a bicicleta? c- sabendo que nessa competiçao o percurso total é de 7500 m, quantos metros correspondem a cada um das etapas?

Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size.it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?

What is the solution for 6 - 7/8? explain the steps.