Escribe las siguientes cantidades en forma de notación científica a. 1'300.000 segundos
b. 450 metros
c.2'000.000.000.000.000.000 litros
d. 68 metros ​

Which of the following circles have their centers on the x-axis? check all that apply.

Student representatives surveyed their classmates on their preference of a school mascot for a new school. the results are shown in the table below. which pair of samples seems most representative of student preference?

Alex buys a home for $276,400. his home is predicted to increase in value 3.5% each year. what is the predicted value of alex’s home in 25 years? a. 621,357 b. 635,191 c. 653,201 d. 673,415