60) The CPI in 1975 was 130. In 2001 the CPI was 530. If a prom dress cost $78 in 1975, what was the cost of the same dress in 2001?

Write 17/20 as a decimal and as a percent.

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x