Question

a company makes 625 cell phone cases each day. how many cell phone cases does the company make in 31 days? a 18,375 b 1,490 c 2,500 d 19,375

Explanation:

Step1: Identify the operation

We need to multiply daily - production by number of days.
$625\times31$

Step2: Perform the multiplication

$625\times31=(600 + 25)\times31=600\times31+25\times31=18600+775 = 19375$

Answer:

D. 19,375