Can you help with this maths Question?

*PQRS* is a square and points *E *and* F* are outside the square so that *PQE *and* QRF* are equilateral triangles. The size of *EQF* in degree, is

*(A) 60 *

*(B) 90 *

*(C) 120 *

*(D) 150 *

*(E) 180*

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Marbles of three differents colors are in a tin and two fifths of the marbles are red, one third are green and the remaining twelve are yellow. the number of marbles in the tin is:

A 30

B 45

C 54

D 60

E 90