20% studs absent Mon.10% those absnt presnt Tues.5% presnt Mon wer absnt.wat% stud presnt Tues

Question

please help...

i need an expanation to the solution...

thank you very much...

Answer 1

????????? "studs"....iz zat  spozed tu be students ?????????

Mondae...20% not theer

Tuesdae...10% av absents come...10% av 20%=2%

This much impli 18% not theer

part 3...??? did yu tri tu sae 5% av mondae's present did NOT sho on Tuesdae???

5% av 80%=4%

18% =4%=22% not theer