How many hours 6pm -3am?

What point on the normal curve represents the most commonly occurring observation? How many decimal places can a decimal have? Is hardest an adverb? Is the mean of 72 and 89 80.5? What is the Bank Swift Code? In his physics class, Mario discovered the height, h, in feet of a bouncing basketball after b bounces is given by the formula:h= 12(2/3)^b What is the height of the ball after 3 bounces Round your answer to the nearest tenth of a foot.? What 2 numbers have a difference of five and a product of 3.36? What is 425 divided by 7? Is 51.90 greater than 51.091? What percentage is 80 out of 206? What is the 15th term in the Fibonacci sequence? How do you write 438 in decimal? How do i round down the number 0.112 to the nearest tenth? If you have a 6000 liter tank it takes one pipe to fill it in 50 minutes and the other pipe in 75 minutes how long will it take both pipes at the same time? What would 7 over 8 be as a decimal? What is equal to 1 half Fractions? How many times does 5 go into 817? Is Organum a form of homophony? What does a negative exponent signify in scientific notation? How do you get card 253 in The 39 Clues?