1) Why is a wrong? in this case, you have a problem of redundancy: a RATE can't be FAST. * the rate can be high ; * the increase itself can be fast . similarly, a height can't be tall (a person can be tall, or a height can be greater than...) a bank account can't be rich (a person can be rich, or a...

The answer choices have been copied wrongly. The correct choices are:

(A) 3/4
(B) 2/3
(C) 4/7
(D) 1/2
(E) 3/7