Secondary School (English Medium) (5 to 8) Class 8 - CBSE Question Bank Solutions for Mathematics

Find the M.P. if S.P. = Rs 9,250 and discount = `7 1/2%`

Find discount in per cent when M.P. = Rs 625 and S.P. = Rs 562.50

Find discount in per cent when M.P. = Rs 900 and S.P. = Rs 873

A watch worth Rs 5400 is offered for sale at Rs 4,500. What per cent discount is offered during the sale?

Arunima bought household items whose marked price and discount % is as follows:

Find the total amount of the bill she has to pay.

A shopkeeper was selling all his items at 25% discount. During the off season, he offered 30% discount over and above the existing discount. If Pragya bought a skirt which was marked for Rs 1,200, how much did she pay for it?

Ayesha announced a festival discount of 25% on all the items in her mobile phone shop. Ramandeep bought a mobile phone for himself. He got a discount of Rs 1,960. What was the marked price of the mobile phone?

Store A and Store B both charge Rs 750 for a video game. This week the video game is on sale for Rs 600 at Store B and for 25% off at Store A. At which store is the game less expensive?

The figure ABCD is a quadrilateral in which AB = CD and BC = AD. Its area is ______.

What is the area of the rhombus ABCD below if AC = 6 cm and BE = 4 cm?

Area of a quadrilateral ABCD is 20 cm² and perpendiculars on BD from opposite vertices are 1 cm and 1.5 cm. The length of BD is ______.

If the diagonals of a rhombus get doubled, then the area of the rhombus becomes ______ its original area.

Area of a rhombus = `1/2` product of ______.

The area of a rectangular field is 48 m² and one of its sides is 6 m. How long will a lady take to cross the field diagonally at the rate of 20 m/minute?

The walls and ceiling of a room are to be plastered. The length, breadth and height of the room are 4.5 m, 3 m, and 350 cm respectively. Find the cost of plastering at the rate of Rs 8 per m².

Most of the sailboats have two sails, the jib and the mainsail. Assume that the sails are triangles. Find the total area sail of the sailboats to the nearest tenth.

Most of the sailboats have two sails, the jib and the mainsail. Assume that the sails are triangles. Find the total area sail of the sailboats to the nearest tenth.

Most of the sailboats have two sails, the jib and the mainsail. Assume that the sails are triangles. Find the total area of sail of the sailboats to the nearest tenth.

A four-digit number 4ab5 is divisible by 55. Then the value of b – a is ______.

A six-digit number is formed by repeating a three-digit number. For example 256256, 678678, etc. Any number of this form is divisible by ______.