Question

At school 161 students play at least one sport.This is 70% of the number of the student at the school. How many suenos are at the school

Answer 1

X=number total of student at the school.
70% of x=161
can suggest this equation:
(70/100)x=161
0.7x=161
x=161/0.7=230

Answer: the school has  230 students