Question
A researcher stands at a traffic light and counts the
number of cars that make left turns. These findings will be used to determine if an ‘advanced green' needs to be installed. What form of research is being conducted?Solution
Primary data are facts and figures that are newly collected for the project.
1460, 1443, 1430, 1415, 1404, 1395
- Find the wrong number in the given number series.
-1, 48, 112, 193, 293, 416 99Â 124Â Â 160Â Â 209Â Â 273Â Â 355Â Â 454
In each of the following number series, one term is wrong. Find the wrong term.
3, 5, 8, 13, 21, 33, 55
2, 9, 32, 87, 198, 387
Find the wrong number in the given number series.
2, 6, 24, 121, 720, 5040
Find the wrong number in the given number series.
33, 42, 78, 159, 317, 528
213, 215, 225, 257, 313, 393
25, 32, 47, 77, 126, 198
132, 192, 238, 266, 284, 292