during the flu epidemic 140 students out of the 700 that attended Lincoln academy where absencent what is the percentage of the remaining

Idont get this question can someone me solve it? ** the distance light travels in one second (1 light second) is about 1.86 ×10^5 mi. saturn is about 475 light-seconds from the sun. about how many miles from the sun is saturn..my guess is 8.83* 10^7 you so much

Ineed in figuring out this problem.

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55