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Two pairs of parallel lines with two outside angles given: find the third angle

The same question, asked 2 times: CDS 1 2017*, CDS 1 2020. Every wording below, oldest first.

Try each one first, then open its answer.

  1. Question 1

    CDS 1 2017

    96
    In the figure given below, PQ is parallel to RS and PR is parallel to QS. If ∠LPR=35∘\angle LPR = 35^\circ and ∠UST=70∘\angle UST = 70^\circ, then what is ∠MPQ\angle MPQ equal to ?

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  2. Question 2

    CDS 1 2020

    97
    In the given figure ABAB is parallel to CDCD and ACAC is parallel to BDBD. If ∠EAC=40∘\angle EAC = 40^\circ, ∠FDG=55∘\angle FDG = 55^\circ, ∠HAB=x∘\angle HAB = x^\circ, then what is the value of xx?

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