10, 8, 13, 35, 135, 671, 4007

80, 42, 24, 13.5, 8.75, 6.375, 5.1875

7.2, 72, 9, 54, 13.5, 28

R is a relation from {11, 12, 13} to {8, 10, 12} defined by y=x-3 . Then, R^(-1) is (a) {(8, 11), (10, 13)} (b) {(11, 8), (13, 10)} (c) {(10, 13), (8, 11), (8, 10)} (d) none of these

R is a relation from {11, 12, 13} to {8, 10, 12} defined by y=x-3 . Then, R^(-1) is (a) {(8, 11), (10, 13)} (b) {(11, 8), (13, 10)} (c) {(10, 13), (8, 11), (8, 10)} (d) none of these

The median of the data 13, 12, 10, 8, 4, 6, and 15 is 10.

Find the missing number? 36, 144,18, ?, 13.5, 270

C(13,5)=

If R is a relation from set A={11 , 12 , 13} to set B={8, 10 , 12} defined by y=x-3, then write R^(-1)dot A. {(8,11),(10,13)} B. {(8,11),(10,12)} C. {(10,13),(10,11)} D. none of these