Audrey has some guppies in a fish tank. the ratio of the orange guppies to silver guppies is 3: 5. she has 12y orange guppies. write the number of silver guppies she has in terms of y

Atheater wants to build movable steps that they can use to go on and off the stage. they want the steps to have enough space inside so they can also be used to store props. how much space is inside the steps?

Can some one me with these questions

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?