In the triangle ABC, AB = 2 cm, BC = 3 cm and AC = 4 cm. D is the middle point of AC. If a square is constructed on the side BC, what is the area of the square?

If the perimeter of a triangle is 30 cm and the area is 30 square cm, if the length of the larger side is 13 cm, then what is the length of the shorter side?

O is the incentre of ∆ABC and ∠A = 30° then ∠BOC is

If $$ x={\sqrt3\over{2}}$$ then the value of $$ \sqrt{1+x}-\sqrt{1-x}$$ will be

Directions: Study the information given below and answer the questions that follow.
An article was bought for Rs. 5600. Its price was marked up by 12%. Thereafter it was sold at a discount of 5% on the marked price.

What was amount of discount given?

If two numbers are each divided by the same divisor, the remainders are respectively 3 and 4. If the sum of the two numbers be divided by the same divisor, the remainder is 2. The divisor is 

Direction: Read the following graph carefully and answer the following questions:
The following bar graph shows the quantity(in kg) of wheat, rice, pulses and salts sold by two companies P and Q in the month of January.

The quantity(in kg) of wheat, rice, pulses and salts sold by two companies P and Q together in the month of February is 12.5% more than the total quantities sold by two companies P and Q together in the month of January. Find the total quantities of all the four items sold in the month of February.

If $${secθ+tanθ\over secθ-tanθ}=2{51\over79}$$, then the value of sinθ is equal to: