Please help your awnser will be brainlist

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

Question 5 of 10 2 points if a population is a sample of the population could be a. registered voters; all citizens o o b. baptists; all religious people o c. people who purchased shoes; all customers o d. the entire school faculty; math teachers