5 x 7 = 35 5 rows with 7 items in each row. You can put this down on paper and count each dot or just memorize 5 x 7 =35
Data,title,independent, dependent viabarles...constants
$25,000 is the answer you would take $620,000 x 0.04 (4%)= 24,800 which rounds to 25,000