If A is `50%` more than B, then B is less than A by

If A is 20% more than B and C is 20% less than B, then C is how much percent less than A?

If A is 20% more than B and C is 20% less than B, then C is how much percent less than A?

If A is 75% more than B, C is 40% less than D and D is 20% more than A, then which one of the following is true?

If A is 48% more than B and C is 60% less than the sum of A and B, then A is what percentage more than C ? (Correct to one decimalplace.)

A is 20% more than B, B is 10% less than C and C is 15% more than D. Which of the following is true ?