Answer:
Option D
Explanation:
Percent of Dell Laptops sold by Store Q = 25%
Total number of Dell laptops sold by store Q
= $\frac{25}{100}\times2400$ = 600
Percent of Dell Laptops Dell and Lenovo Sold by store R=35
Number of laptops (Dell and Lenovo) sold by store R
= $\frac{35}{100}\times4500$ = 1575
Required percentage = $\frac{600}{1575}\times100$
= 38.095% = 38%