Question

If x and y are the tens digit and the units digit, respectively, of the product 725,278 x 67,066 what is the value of x+y?

a. 12
b. 10
c. 8
d. 6
e. 4

Answer 1

Multiply
725, 278 x 67,066

Answer 2

That is
48641494348

x is tens digit
y is units digit
Therefore,x = 4 and y = 8,respectively.

Now,add x+y
Therefore, 4 + 8

Therefore x + y = 4 + 8 = 12

Answer 3

Hey is there an easier way to do this because I wont be able to use the calculator....