(English Medium) ICSE Class 10 - CISCE Question Bank Solutions

A wholesaler buys a computer from a manufacturer for ₹ 40000. He marks the price of the computer 20% above his cost price and sells it to a retailer at a discount of 10% on the marked price. The retailer sells the computer to a consumer at the marked price. If the rate of sales tax (under VAT) is 10% at every stage, then choose the correct answer from the given four options
VAT paid by the wholesaler is

A wholesaler buys a computer from a manufacturer for ₹ 40000. He marks the price of the computer 20% above his cost price and sells it to a retailer at a discount of 10% on the marked price. The retailer sells the computer to a consumer at the marked price. If the rate of sales tax (under VAT) is 10% at every stage, then choose the correct answer from the given four options
VAT paid by the retailer is

A wholesaler buys a computer from a manufacturer for ₹ 40000. He marks the price of the computer 20% above his cost price and sells it to a retailer at a discount of 10% on the marked price. The retailer sells the computer to a consumer at the marked price. If the rate of sales tax (under VAT) is 10% at every stage, then choose the correct answer from the given four options
Consumer’s cost price inclusive of VAT is

If `(by + cz )/(b^2 + c^2) = (cz + ax)/(c^2 + a^2) = (ax + by)/(a^2 + b^2)` then show that each ratio is equal to `x/a = y/b = z/c`.

The hypotenuse of a right angled triangle is 3`sqrt(5)`. If the smaller side is tripled and the larger side is doubled, the new hypotenuse will be 15 cm. Find the length of each side.

Which is greater 4: 5 or 19: 25.

Arrange 5: 6, 8: 9, 13: 18 and 7: 12 in ascending order of magnitude.

Find:
The sub-triplicate ratio of the sub-duplicate ratio of 729x¹⁸: 64y⁶.

Find:
The sub-duplicate ratio of the sub-triplicate ratio of 4096x⁶: 729y¹².

If 3x – 2y – 7z = 0 and 2x + 3y – 5z = 0 find x : y : z.

Two numbers are in the ratio of 3: 5. If 8 is added to each number, the ratio becomes 2 : 3. Find the numbers.

If x : y = 2 : 3, find the value of (3x + 2y) : (2x + 5y).

Divide Rs. 720 between Sunil, Sbhil and Akhil. So that Sunil gets 4/5 of Sohil’s and Akhil’s share together and Sohil gets 2/3 of Akhil’s share.

The ratio between two numbers is 3: 4. If their L.C.M., is 180. Find the numbers.

If (x - 9) : (3x + 6) is the duplicate ratio of 4 : 9, find the value of x.

Find the compound ratio of the following:
If A : B = 4 : 5, B : C = 6 : 7 and C : D = 14 : 15. Find A : D.

Find the compound ratio of the following:
If P : Q = 6 : 7, Q : R = 8 : 9 find P : Q : R.

Find: The duplicate ratio of 7: 9

Find: The triplicate ratio of 3: 7

Find: The sub-duplicate ratio of 256: 625