If cos 240° = x, then value of x is
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The line passing through (3,4) and (0,3) is perpendicular to the line passing through (5,7) and (4,x). What is the value of x?
Among three numbers , second is twice the first and also thrice the third . If the average of the three numbers is 33 , then the largest number is
The total surface area of a cuboid is 376 sq cm. Find its volume if its length and breadth are 10 cm and 8 cm respectively?
A man starts walking from a place X and reaches the place Y in 12 hours. He travels 3/7th of the total distance at the speed of 3 km/hr and the remaining distance at the speed of 4 km/hr. What is the distance (in km) between X and Y?
A tank can be filled in 30 minutes. There is a leakage which can empty the tank in 90 minutes. Therefore, the tank will be filled in
The value of the expression 2(sin6θ+cos6θ) - 3(sin4θ+cos4θ) + 1 is
The HCF of two numbers is 12 and their LCM is 72. If one of the two numbers is 24, then the other number is