You have to do the same questions by other methods
Question
Angle A and Angle B are complementary angle if angle A :angle B=2:3,then find angle A and angle B
Distance speed problemd
During an experiment a signal from a spaceship reached grand station in five minutes what was the distance of the spaceship form the ground station the signal travel at the speed of light is 31 10 to the power of 8 ms per sec
