How do you become a g-rank on monster hunter freedom unite

Here is a list of quests to finish in order to get to G-Rank
HR1-2 Just fight all large monsters
HR2-3
Master of the Giant Lake (Plesioth)
Hemitaur Sonata (Kill 20 Hemitaur)
Pincer through the Sky
Trouble in the Forest
Ioprey Leader
Urgent quest is Tigrex
HR3-4
Runaway Diablos
Valor In the Swamp
King's Domain
Queen's Descent
Urgent quest is Lao Shan
HR4-5
Poison Duo
Ultimate Dinner
Trapped By Kut-Ku
Conga Counter Attack
Urgent is Azure Lao Shan

For this one I only Know the monster
HR5-6
2 Blangonga
Red Khezu
Green Plesioth
Rathalos
Basarios
Urgent is 2 Tigrex
HR6-7
Fierce Blackhorn
Blue, Pink
Deny Silver
Find Golden
This urgent is to get to G-Rank
Urgent #1 2 Hypnocotrice
Urgent #2 Akantor
Urgent #3 2 Shen Gaoren
These can appear in any order so expect exteme difficulty
And after you finish these you are now G-Rank