Choose the mass measurements that are in order from least to greatest A 6.2 dekameters, 6.2 decimeters, 6.2 kilometers

B 7.4 kilograms, 7.4 decigrams, 7.4 centigrams

C 4.2 milligrams, 4.2 hectograms, 4.2 kilograms

Help pls :c

What two consecutive odd integers have a sum of -28

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Lems1. the following data set represents the scores on intelligence quotient(iq) examinations of 40 sixth-grade students at a particular school: 114, 122, 103, 118, 99, 105, 134, 125, 117, 106, 109, 104, 111, 127,133, 111, 117, 103, 120, 98, 100, 130, 141, 119, 128, 106, 109, 115,113, 121, 100, 130, 125, 117, 119, 113, 104, 108, 110, 102(a) present this data set in a frequency histogram.(b) which class interval contains the greatest number of data values? (c) is there a roughly equal number of data in each class interval? (d) does the histogram appear to be approximately symmetric? if so, about which interval is it approximately symmetric?