Use De Morgan$$s laws to write negations for the statements in $2530.$

$25.$ Hal is a math major and Hal$$s sister is a computer

science major.

$26.$ Sam is an orange belt and Kate is a red belt.

$27.$ The connector is loose or the machine is

unplugged.

$28.$ The train is late or my watch is fast.

$29.$ This computer program has a logical error in the

first ten lines or it is being run with an incomplete

data set.

$30.$ The dollar is at an all$-$time high and the stock

market is at a record low