On a school trip to a theme park, four busses each carry 210 students. 45% of the students are bringing their own lunch.
1/7

of the students are buying lunch when they get to the theme park.
The teachers are worried that some students have not made plans for lunch.
Find how many students have not made plans for lunch.

Answer :-we need to know the amount of students so first the students who brought lunch so : 45% × 210 = 94.5 the students who are buying lunch so : 1/7 × 210 = 30 so in total = 94.5 + 30 = 124.5so 210 - 124.5 =85.5therefore it's 85 students or 86 since there is nothing such as half a studentif u need more help and explanation please message me