Inverse percentages

If a is 40% of b, what percentage of a is b?

Final Answer:

p2 =  250 %

Step-by-step explanation:

r1=40%=10040=52=0.4  a = r1 b  p2 = 100   ab  p2 = 100   r1 bb  p2=100 r11=100 0.41=250%



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