If machine A makes a yoyo every five minutes and machine B makes a yoyo every 10 minutes

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?

Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.