Which of the following is true?
A. Sin245o+Cos245o=1
B. Sin245o−Cos245o=0
C. Sin260o+Cos260o=1
D. All Of These
A bridge consists of 10 sections; each section is 2.5 meter long. How far is it from the edge of the bridge to the centre?
A. 10.5 meters
B. 12.5 meters
C. 15 meters
D. 25 meters
There are three 600 ml water bottles. Two are full and the third is 23⁄rd full. How much total water is there?
A. 1000 ml
B. 1800 ml
C. 1600 ml
D. 2000 ml