Antonia likes calculating the sum of the digits that she sees on her digital clock (think of a microwave clock). For example, if the time were 11:47, the sum would be equal to 13 (1+1+4+7). What is the largest sum she can get on a 12-hour digital clock?

Which matrix multiplication is possible?

100 points, hi, i’m not sure how to get the equation from the graph and table.

The avenues in a particular city run north to south and are numbered consecutively with 1st avenue at the western border of the city. the streets in the city run east to west and are numbered consecutively with 1st street at the southern border of the city. for a festival, the city is not allowing cars to park in a rectangular region bordered by 5th avenue to the west. 9th avenue to the east, 4th street to the south, and 6th street to the north. if x is the avenue number and yis the street number, which of the following systems describes the region in which cars are not allowed to park? 5th ave 9th ave