Write the following word names as decimals. a. three hundredths b. forty-two hundredths c. five tenths d. fifty-two thousandths e. four hundred sixteen thousandths f. eighteen ten-thousandths

With math question will mark brainliest question in the pic.

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

|z| > (1/2) {-1/2, 1/2} {z|(-1/2) < z < (1/2)} {z|z < (-1/2) ∪ z > (1/2)}