Answer:
2 hours
Step-by-step explanation:
Sandy is 4 times faster than her brother.1/2 hour x 4 =2hours
Answer:
6+3=9
Step-by-step explanation:
Evaluando 6+3=9, porque tu tienes que intercambiar x por 3 porque x es 3. Después tu tienes que buscar tu repuesta. Disculpa mi español no es tan bueno escribiendo
Fundamental principle of counting
Helen runs the longest distance in 4 days.
Helen (In 4 days): 2.75 x 4 = 11
Bill (In 4 days): 10
11 (Helen) > 10 (Bill), so therefore Helen runs the longest distance in 4 days.
Answer:
(-45,45,14)
Step-by-step explanation:
(r+v)*w=((9,8,3)+(6,7,-1))*(-3,3,7)=(15,15,2)*(-3,3,7)=(-45,45,14)
Does this help (I'm not sure of the rightness of this answer), if it did, please mark brainliest