Question
A retailer offered two consecutive discounts of 20% and
15% on an item marked at Rs. 775. Given that the ratio of the cost price to the selling price of this item is 15:17, calculate the cost price of the article.Solution
Selling price of the article = 775 X 0.8 X 0.85 = Rs. 527 So, cost price of article = (527/17) X 15 = Rs. 465
The height of a geo-stationary satellite from the Earth's surface is approximately :
Anemometer is used to measure –
The common name of hydrogen peroxide is:
The device which transfer the signal from low resistance region to high resistance region is –
100 gram of ice at 0°C is mixed with 100 gram of water at 80°C. What will be the final temperature of the mixture ?
The (O-H) bond in CH3OH is which type of bond?
Which of the following does not give effervescence with sodium carbonate?
The conversion of hard water into soft water by boiling or adding calcium hydroxide is called:
Sphagnum is an important bryophyte. Consider the following statements about it:
- It is a chief constituent of peat. ...
The colour of neutral litmus solution is
Relevant for Exams:
