Answer:
x = 5/7 = 0.714
Step-by-step explanation:
4 products are being purchased.
Step-by-step explanation:
Given,
Time taken to select each product = 5 seconds
Time taken to complete check out process = 60 seconds
Total time taken for a transaction = 80 seconds
Let,
x be the number of products purchased.
Time taken for each product*Number of product + Time for check out process = total process

Dividing both sides by 5

4 products are being purchased.
Keywords: variable, division
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$60 -$45= $15
$15/ $60* 100%= 25%
The percent discount is 25%~
11 is the only prime number. It's only multiples are 1 and itself