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Look at the screenshot and please help me answer.

Daphne has calculated the total cost of a meal to be $5. she wants to make 70 percent on each meal. what will be the cost of the meal after adding the percentage? a. $8.50 b. $7.14 c. $3.50 d. $14.00

The first c.d. was released after the phonograph. 75 years 200 years 100 years 50 years

What is a concern about recovered memories? some recovered memories reveal child abuse. some recovered memories are false. recovered memories people grow emotionally stronger. choices a and b