हिंदी
सी.आई.एस.सी.ई.आईसीएसई ICSE Class 7

Find the Value of 10% of Rs. 400.40

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प्रश्न

Find the value of 10% of Rs. 400.40

योग
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उत्तर

10% of Rs. 400.40

`= "Rs". 400.40 xx 10/100`

= Rs. 40.04

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अध्याय 8: Percent and Percentage - Exercise 8 (A)

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सेलिना Concise Mathematics [English] Class 7 ICSE
अध्याय 8 Percent and Percentage
Exercise 8 (A) | Q 4.2

संबंधित प्रश्न

Express as a percent:

0.02


Express as a percent:

0.032


Express the following natural number as a percent:

5.37


The price of a scooter was ₹ 8000 in 1975. It came down to ₹ 6000 in 1980. By what percent had the price of the scooter came down?


By weight, 90% of tomato and 78% of potato is water. Find the weight of potato which contains 39 kg of water.


Out of his monthly income of ₹ 2,500; a man spends ₹ 1,750. What percent of his income does he save every month?


Air is an important inexhaustible natural resource. It is essential for the survival of human beings, microbes, plants, and animals. The following table shows the percentage of various gases in the air.

Contents of air Percentage (by volume)
Nitrogen 78
Oxygen 21
Other (carbon dioxide, inert gases, water vapours, etc.) 1

In 800 m3 of air, calculate the approximate quantities of nitrogen, oxygen, and other gases.


If a car is sold for ₹ 2,00,000 from its original price of ₹ 3,00,000, then find the percentage of decrease in the value of the car


The food labels given below give information about 2 types of soup: cream of tomato and sweet corn. Use these labels to answer the given questions. (All the servings are based on a 2000 calorie diet.)

Cream of Tomato
Nutrition Facts
Serving Size 1 cup (240ml)
About 2 serving per Container
Amount Per Serving  
Calories 100 Calories from Fat 20
  % Daily Value*
Total Fat 2g 3%
Saturated Fat-1.5g 6%
Cholesterol 10mg 3%
Sodium 690mg 29%
Total Carbohydrate 17g 6%
Dietary Fibre 4 gram 18%
Sugar 11g  
Protein 2g  
Vitamin A 20% Vitamin C 20%
Calcium 0% Iron 8%
*Per cent Daily Values are based on a 2,000 calorie diet.

One serving of cream of tomato soup contains 29% of the recommended daily value of sodium for a 2000 calorie diet. What is the recommended daily value of sodium in milligrams? Express the answer upto 2 decimal places.


Madhu’s room measures 6 m × 3 m. Her carpet covers 8 m2. What per cent of floor is covered by the carpet?


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