Use mixed numbers and simplify the fraction parts where required. 8×3/4

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab

Out of the 150 students at a summer camp, 72 signed up for canoeing. there were 23 students who signed up for trekking, and 13 of those students also signed up for canoeing. use a two-way table to organize the information and answer the following question: approximately what percentage of students signed up for neither canoeing nor trekking?