doug got 8 out of 10 questions correct on his math quiz. If each question was worth the same number of points, and the test was worth 50 points total, what was Doug's score?​

What is 74 round to the nearest ten

Harry owes the bank money. to repay his debt, he paid $150 back to the bank each month. after 10 months, his remaining debt was $6900. what was the original amount of harry's debt? how long did it take harry to pay back his entire debt?

Ahyperbola centered at the origin has a vertex at (-6,0) and a focus at (10,0). what are the directrices?