AYUDA Matemáticas
Escuela secundaria
Matematicas de porcentaje
1. __ de 50 = 45.5

2. 59% de __ = 15

3. 81% de __ = 40.5

4. 75% de __ = 15

5. __ de 3 = 1.8

6. 56% de __ = 3.92

7. 69% de 30 = __

8. 29% de __ = 26.1

9. __ de 20 = 6.2

10. 82% de 10 = __

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x, y) ?

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line