Point q is located at -4,6 point r is located at 8,6 what is the distance between q and r plz help plz

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

For each proportion find the unknown number x 1/5/8=×/15

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10