Find the truth value of each of the following compound statements :
`9gt7 and 5lt9`.

Find the truth value of each of the following compound statements : 9gt7 and 6gt5 .

Find the truth value of each of the following compound statements : 6gt7 " if and only if " 4lt7

Find the truth value of each of the following compound statements : 15gt17 " if and only if " 11lt10

Find the value of each of the following compound statements : 7gt5 and 4gt 5

Find the truth value of each of the following compound statements : 17lt14+5 " if and only if " 12gt17 .

Find the value of each of the following compound statements : 4+1gt7and 2+5lt6

Find the truth value of each of the following compound statements : The sky is blue and the earth is a star .

Find the truth value of each of the following compound statements : 35 is a multiple of 4 and 3 .

Find the truth value of each of the following compound statements : The sun is cold or the sky is red .

Find the truth value of each of the following compound statements : A quadrilateral is a parallelogram if and only if its opposite sides are equal .