What is 10 x 5 + 50 I need an lot of help im mest up in the brain.

15 point ! ~ see if you know the answer to both you!

Jose bought 20 shares of netflix at the close price of $117.98. in a few years, jose sells all of his shares at $128.34. how much money did jose make? a.) $192.50 b.) $207.20 c.) $212.50 d.) $224.60

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?