Phoebe ,Andy and Polly share £270 phoebe gets three times as much than Andy who get twice as much as Polly .
work how much they each get.

In the 30-60-90 triangle below side s has a length of and side r has a length

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?

Find the sixth term of the following geometric sequence.