For the following questions answer them individually
The line chart given below shows production of sugar by two companies A and B in 5 years.
Which of the following statement is correct?
I. The production of sugar by A in years J and K together is 7.69 percent more the production of sugar by B in year L and M together.
II. The ratio of combined production of sugar by B in years M and N to the combined production of sugar by A in years K and L is 21 : 16.
A person goes to his office by scooter at the speed of 80 km/hr and reaches 60 minutes earlier. If he goes at the speed 50 km/hr, then he reaches 48 minutes late. What will be the speed of the scooter to reach on the usual time?
P is 20 percent more than Q and Q is 30 percent less than R. If P is 420, then What is the value of R?
An article is sold for Rs. 1,260 after giving a discount of 40%. What is the marked priced of this article?
If $$\frac{(2 \cos^3 A - \cos A)}{(\sin A - 2 \sin^3 A)} = 1$$, then what is the value of A?
The table given below shows the cost price and selling price of four articles.
What is the average value of loss of all articles?
A and B together can complete a work in 20 days. A is 20 percent more efficient than B, B alone can complete the same work in how many days?
If $$\frac{K}{k^2 - 2K + 1} = \frac{1}{6}$$, then what is the value of $$\frac{1}{K^3} + K^3$$?
$$\triangle ABC$$ is similar to $$\triangle PQR$$, AB = 4 cm, BC = 8 cm and AC = 10 cm. If QR = 16 cm, then what is the area of $$\triangle PQR$$?