Simply - 624/16 = x/78 * 78. Therefore, x=3,042 cards in 78 days. I think you are trying to figure out how you work with 624 and 78, not being divisible. Basically, if you get 624 cards in 16 days, divide 624 by 16 to find out the number of cards you receive per day (39). Then multiply...

$1,000 + $70(X) = S (X IS THE NUMBER OF MONTHS YOU DEPOSITED $70)
$1,000 + $70(X) = $10,000

This is easier than you think and a very good example. (Gildrette has some grammar and spelling errors above, i.e., multiple should be "multiply" and procentage should be "percentage")
We know that 4 cups * 9 grams of protein = 36 grams of protein
36 grams of protein...

You take something away. Then you bring something back. Unfortunately, people are prone to misuse the two, due to laziness or ignorance. A shop-lifter takes a sweater. The police bring it back!

This a greeting or salutation. One can use it answering the phone, when meeting people or when writing someone known to you. Recently, the word "Hello" has been used as slang for "Am I right?" or "Do I make sense", i.e., "He really upset me - hello...