Gas station is 28 km away. How far is the gas Station in miles? Use the following conversion 1 mile is 1.6 km

Hi my sisters and brothers can tell me the answer because i don’t understand the question

Noor brought 21 sheets of stickers. she gave 1/3 of a sheet to each of the 45 students at recess. she wants to give teachers 1 1/2 sheets each.

Student price tickets to a movie are $1 and non student tickets are $2. 350 tickets are sold and the total amount made is $450. how many non student tickets were sold ? a) 100 b) 150 c) 200 d)250