Question

In 2010, the number of participants in a checkers tournament was 2.6 × 104 people. In 2013, the number of participants in a checkers tournament was 5.2 × 106 people. By what factor did the number of participants increase from 2010 to 2013?
A
7.8 × 1013

B
2 × 1013

C
7.8 × 102

D
2 × 102

Answer 1

Lets substarct

$\\ \sf\longmapsto \dfrac{5.2\times 10^6}{2.6\times 10^4}$

$\\ \sf\longmapsto 2\times 10^{6-4}$

$\\ \sf\longmapsto 2\times 10^2$

• Option d is correct