Quantitative Aptitude - Arithmetic Ability Questions

Δ ABC is right angled at B. If m∠A = 60°, then what is the value of sec C.sin A?

What is the value of sin ­7π/4c?

What is the simplified value of (cotA + tan B)/(cot B + tan A)?

Dealer purchased an article for Rs. 900 and fixes the list price in such a way that he gains 20% after allowing 10% discount, then the list price is

A water tank is 2/5 th full. Inlet A can fill the tank in 12 minutes while an outlet pipe B can empty it in 6minutes. If both the pipes are open, how long will it take to empty or fill the tank completely?

A watch shows 6 p.m. where the hour hand points east. In which direction is the minute hand facing when the time is 9.15 p.m?

If (X/4) = (Y/5) = (Z/9), then what is X : Y : Z?

What is the value of sin ­-300°?