9p
27
10% = 0.1 0.1 x 90p = 9p
18 5p coins make 90p.
The answer is 0.63p (90p/1000g=0.0009p per g x700g=63p)
Half of 90p is 45p. Its easy. First, half 90, then there's your answer. Just smack a p on the end!
I is: 90/450 = 1/5 simplified
50 percent of 50 is 25
225
50% + 50% = 100%
50 percent!
50 percent percent of 18.50 is 9.25.