Advertisements
Advertisements
Question
70% of our body weight is made up of water. Find the weight of water in the body of a person whose body weight is 56 kg.
Advertisements
Solution
Water in the human body = 70%
Weight of a man = 56 kg
Quantity of water in him = 70% of 56
= `70/100xx56`
= 39.2 kg
APPEARS IN
RELATED QUESTIONS
Find: 22% of 120
Find the percentage change, when a number is changed from :
6.25 to 7.50
In an examination, a candidate secured 125 marks and failed by 15 marks. If the pass percentage was 35%; find the maximum marks.
Only one-fifth of water is available in liquid form. This limited amount of water is replenished and used by man recurrently. Express this information as percent, showing:
(i) water available in liquid form.
(ii) water available in frozen form.
Rohit’s age is 12 years and Geeta’s age is 15 years. Express Rohit’s age as a percent of Geeta’s age.
2 minutes is _______ % to an hour
12% of 250 litre is the same as ________ of 150 litre
A cricket team won 70 matches during a year and lost 28 matches and no results for two matches. Find the percentage of matches they won
A student earned a grade of 80% on a math test that had 20 problems. How many problems on this test did the student answer correctly?
The pieces of Tangrams have been rearranged to make the given shape.
By observing the given shape, answer the following questions:
- What percentage of total has been coloured?
- Red (R) = ______
- Blue (B) = ______
- Green (G) = ______
- Check that the sum of all the percentages calculated above should be 100.
- If we rearrange the same pieces to form some other shape, will the percentage of colours change?
