Fourteen Colorado counties were surveyed to see what percentage of children under 18 were living with their grandparents. The results are shown here. What is the interquartile range of the data? A) 1.425 Eliminate B) 1.875 C) 2.125 D) 2.375

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)

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)

Find cot x if sin x cot x csc x = √2