At the same time of day, a man who is 65 inches tall casts a 70-inch shadow and his son casts a 28-inch shadow. what is the son's height?

a. 91 in.
b. 98 in.
c. 25 in.
d. 26 in.

Which equation has no solution? 
A. 2.3y+2+3.1=4.3y+1.6+1.1y+0.4
B. 32x+25-21x=10x
C. 5/8 x+2.5=3/8 x+1.5+1/4 x
D. 1/3+1/7 y=3/7 y

Answer for 2: his profit would be $2.88 explanation: you have to first multiply 72 and 0.12 together to get $8.64 once you do that you know how much money the shopkeeper made from selling the candy bars individually. so you have to do 8.64-5.76=2.88 hope that ; )answer for 3: yeah i’m sorry i have no idea what number 3 is. i’m sorry i couldn’t with that.