Megan picked 34 flowers. some of the flowers are yellow and 18 flowers are pink. how many of the flowers are yellow?

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

Could someone with number 1 and 2

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible