What is the r-value of the following data to three decimal places.
x 5, 7, 10, 15, 19
y 19, 17, 16, 12, 7

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.

If np3 /nc2 = 6, find the value of n