Answer:
52² - 42² = ( 52 - 42 )· ( 52 + 42 ) = 10 · 94 = 940;
Step-by-step explanation:
The price after the sale is (18/22.5)*100 = 80% from the original price
so, the percentage of decrease in the price of the shirt is 100% - 80% = 20%
another way,
how much is decreased / original price *100
(22.5-18) / 22.5 *100 = 20%
Answer:
He can have 8 cards in each pile amounting at a total of 15 piles of cards.
Answer:
Step-by-step explanation:
Answer:
the answer is 800
Step-by-step explanation:
you have 4,000 lets make it smaller.
40 divied by 5
=8 just add the 2 zerores to get 800