24.sarah roller skates 18,5 km n in 3 1/12 hours. what is her average speed in
kilometers per hour?

Consider the quadratic equation ax^2+bx+5=0,where a, b and c are rational numbers and the quadratic has two distinct zeros.if one zero is irrational what is the other zero?

What favorite memory did the giver share with jonas? in the giver.

Boss: oh no! that’s the phone again! secretary: blank boss: . a. shall i take it? b. will you answer it? c. can you do me a favor? d. may i hang it up?