Kira was a spectator at her town's air guitar competition. contestants were allowed to play either the acoustic or electric air guitar, but not both. kira recorded which type of guitar each contestant played. she also counted the number of contestants wearing different kinds of pants, as there were some interesting stylistic choices. the probability that a contestant played an acoustic guitar is 0.4, the probability that a contestant was dressed in sequins is 0.3, and the probability that a contestant played an acoustic guitar and was dressed in sequins is 0.1.

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125

Gexpressions: practice question 3 of 5 jackson wants to study the popularity of his music video by tracking the number of views the video gets on his website. the expression below represents the total number of views that jackson's video receives n days after he begins tracking the nu views, where b is the rate at which the number of views changes. alb)" select the statement that would accurately describe the effect of tripling a, the initial number of views before jackson beginst the rate at which the number of views changes, b, will triple. the total number of views the video has after n days, a(b)", will not change. the total number of days since jackson begins tracking views, n, will be reduced by one-third. the total number of views the video has after n days, alb)", will triple. submit

Acircle has a radius of 12.6cm what is the exact length of an arc formed by a central angle measuring 120