Apet store sells 50 pets over the weekend. of the 50 what percentage were fish, birds, and lizards

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Olivia is using 160 quilt squares to make a red, yellow, and blue quilt if 25% of the quilt are red and 30% are yellow how many quilt squares are blue

The line plot below represents the number of letters written to overseas pen pals by the students at the waverly middle school.each x represents 10 students. how many students wrote more than 6 and fewer than 20 letters. a.250 b.240 c.230 d.220