A man buys a cycle for ₹1400 and sells it at a loss of 15%. What is the selling price of the cycle?

A is 50% more efficient than B. They together start the work and $$ {7\over 12}$$ th of work is left after 8 days. Find in what time B alone will complete the whole work.

What is the total surface area of a cylinder having radius of base as 7 cm and height as 5 cm?

If the numerical value of thes perimeter of an equilateral triangle is  $$ \sqrt {3}$$ times the area of it, then the length of each side of the triangle is

Directions: Find the wrong number in the following number series:

251, 252, 254, 227, 243, 118, 154

In the given question, two equations numbered l and II are given. Solve both the equations and mark the appropriate answer.

I. x²+ 19x + 78 = 0

II. 45y²+ 83y + 28 = 0

The pie graph given here shows the break-up of the cost of construction of a house.

Assuming that the total cost of construction is ₹ 6,00,000, answer the questions.

Break-up of the cost of construction of a house 

The amount spent on cement is

A shopkeeper allows 4% discount on his marked price. If the cost price of an article is ₹ 100 and he has to make a profit of 20%, then his marked price must be