Actually percent meaning | percentage maths tricks | प्रतिशत #shorts #mathstricks #qurimind

Percentage Purity || Percentage Yield || Class Illustrations with Short Tricks

Molality|| PPM|| PPB||Relation between Molality and Molarity|| Relation between Molality and Mole Fraction|| Relation between Molarity and Percentage W/W||Class Illustrations with Short Tricks

Important Time Saving Short Trick / Shortcut For JEE Main 2019 Maths

The price of sugar is decreased by 10%. By percent can a person increase the consumption so that there is no change in the expenditure? चीनी की कीमत 10% से कम हो जाती है | एक व्यक्ति अपनी खपत में कितने प्रतिशत की वृद्धि कर सकता है ताकि व्यय में कोई परिवर्तन ना आये ?

A candidate obtained the following percentage of marks in an examination English 60, Maths 90, Physics 75, Chemistry 66. If weighs 2, 4, 3, 3 are allotted to these subjects respectively, then the weight mean is given by

A student obtained the following marks in percentages in his semester examination English 50, Maths 65, Statistics 70, Economics 58 and Accountancy 63. The weights of these subjects are 2, 2, 1, 1 and 1 respectively. What is the weighted arithmetic mean? (a) 60 (b) 61 (c) 62 (d) 63

Ram makes a profit of 30% by selling an article. What would be the profit percent if it were calculated on the selling price instead of the cost price? (Correct to one decimal place.) राम किसी वस्तु को बेचकर 30% लाभ कमाता है | यदि लाभ की गणना क्रय मूल्य के बजाय विक्रय मूल्य पर की जाए, तो लाभ का प्रतिशत क्या होगा ? ( दशमलव के एक स्थान तक )