Suppose that 10 < \sqrt(n) < 11. A possible value for n is?

a. 100
b. 120
c. 130
d. 140

c. 130

Since 10 < √n < 11, we know that n must be between 100 and 121 (since 10*10 = 100 and 11*11 = 121). The only option within that range is 130.