In music written in 4/4 time, a half note lasts for 1/2 measure and an eighth note lasts for 1/8 measure. In terms of a musical measure, what is the difference in the duration of the two notes?

Acommunity group sells 2,000 tickets for its raffle. the grand prize is a car. neil and 9 of his friends buy 10 tickets each. when the winning ticket number is announced, it is found to belong to neil's group. given this information, what is the probability that the ticket belongs to neil? a.1/5 b.1/10 c.1/200 d.1/4

The parabola opens: y=√x-4 (principal square root) up down right left

Evaluate the expression for the given value of the variable. | ? 4 b ? 8 | + ? ? ? 1 ? b 2 ? ? + 2 b 3 -4b-8+-1-b2+2b3 ; b = ? 2 b=-2