15 + 13 15-13 Simplify

In the data 18, 13, 15, 13, 18, 14, 15, 13, 14, 15, how many times the number '15' repeats itself?

Find the mode of the following data: 12, 14, 12, 16, 15, 13, 14, 18, 19, 12, 14, 15, 16, 15, 16, 16, 15,17, 13, 16, 16, 15, 15, 13, 15, 17, 15, 14, 15, 13, 15, 14

The predecessor of -14 is (a) -15 (b) 15 (c) 13 (d) -13

The predecessor of -14 is -15 (b) 15 (c) 13 (d) -13

If the mode of the scores 10, 12, 13, 15, 15, 13, 12, 10, x is 15, then what is the value of x?

Choose the correct alternative that Will complete the series. 13 (168) 13, 14 (181) 13, 15 (?) 13

the median of the data 13, 12, 14, 13, 15, 16, 18, is _______.