Three friends go to farmers market lastasha spends 3.35 helen spends 4 times as much as much as latasha dee spends 7.50 more than helen. h ow much does dee spend

Can any one me with the answers to these questions asap?

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.

Stacey filled her 1/2 cup of measuring cup seven times to have enough flour for a cake recipe how much flour does the cake recipe calls for