Find the present value of an ordinary annuity whose semiannual deposit is ₱6000 at 5% compounded semiannually for 5 years

Determine the relationship of ab and cd given the following points

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9