Please help me this is the last question of my test and I need to pass!

What is the area of mnp? 40 m2 60 m2 68 m2 127.5 m2

Abarbecue sold 26 hamburgers and hot dogs. hamburgers sell for $3.50 each and hot dogs sell for $2.00 each. if the barbecue made $70 in sales, determine and state the number of hot dogs sold.

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?