One hundred students are assigned lockers 1 through 100. The student assigned to locker 1 opens all 100 lockers. The 2nd student closes all lockers whose numbers are multiples of 2. the student asssigned to locker 2 changed the status (e. g. the locker number 3 which is opened gets closed, locker 6 gets opened). The student assigned to locker number 4 changed the status of all lockers whose numbers are multiples of 4. And so on for all 100 lockers.

One hundred students are assigned lockers 1 through 100. The student assigned to locker 1 opens all 100 lockers. The 2nd student closes all lockers whose numbers are multiples of 2. the student asssigned to locker 2 changed the status (e.g. the locker number 3 which is opened gets closed, locker 6 gets opened). The student assigned to locker number 4 changed the status of all lockers whose numbers are multiples of 4. And so on for all 100 lockers.

d (5 x (-20)) * (100 x (0.7))

step-by-step explanation:

5÷1/100 * -.7 *-20

copy dot flip

5*100 * -.7 *-20

rearrange

5*-20   * 100 *-.7

-100   *-70

7000

hiking down a winding trail.

step-by-step explanation: