90
9 x 1 = 9 9 x 2 = 18 9 x 3 = 27 9 x 4 = 36 So reduce 9/36 to 1/4 100 per cent divided by 4 equals 25 Answer: 25%
The surface area decreases by 43.75%.
It equals 625.
A quarter
1 = 5 2 = 25 3 = 250 4 = 2250 then 5 would equal 1 , because of the first equation.
90
25% = 0.25.
25% of 6500 = 1625
5500
The answer is 15
8.
Per cent means /cent perhaps /100 0.25 = 0.25 * 1 = 0.25 * 100 / 100 = 25 / 100 = 25 /cent = 25 percent = 25%
It is: 25 as a percentage of 2500 is 1%
25% is another way of saying 0.25 or 1/4 So 2250 x 25 /100 = 562.5 = 562 1/2 or 2250 X 0.25 = 562.5 or 2250 x 1/4 = 562 2/4 = 562 1/2 = 562.5
40
electrum" which is a natural composition of 75 per cent gold and 25 per cent silver.