If logx= -2, what is x?

If 25% of y is 30, what is 60% of y?

Math it's appreciated. (picture provided)

If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°