For the following questions answer them individually
The price of an article is cut by 31%, to restore to its original value, the new price must be increased by
If cot 240° = x, then the value of x is
Akka can bake 100 cakes in 20 hours, Akka and Tai together can bake 75 cakes in 10 hours. How many cakes Tai can bake in 20 hours?
Among three numbers, the first is twice the second and thrice the third. If the average of three numbers is 396, then what is the difference between the first and the third number?
The point Q(a,b) is first reflected in y axis to Q1 and Q1 is reflected in x axis to (Â5,3). The coÂordinates of point Q are
Raghavendra sells a machine for Rs 43 lakhs at a loss. Had he sold it for Rs 52 lakh, his gain would have been 5 times the former loss. Find the cost price of the machine.
 If $$\sqrt{(sec^2A-1)}=x$$, then the value of x is
To cover a distance of 234 km in 1.6 hours what should be the average speed of the car in meters/second?
What is the value of $$cos^2A/(1 + sinA)$$?
 If 2x - Â2(x - 2) < 5 - x > Â2x + 2; then the value of x is
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