What is the answer to 4/0 ÷ 5 11/14

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

What is another way to express 36 +32

Acircle has a circumference of 7.850 units. what is its radius?