Al girar la ruleta, ¿qué probabilidad existe de que la ruleta se detenga en... a) el número 5?
b) un número menor que 4?
c) un múltiplo de 2?
d) un número impar?
e) un número que no sea impar?
f) un número impar o par?

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost. swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much